Home / 1,009,600.40-1,514,400.60-369,902.90

Finding the Fourth Proportional to 1,009,600.40, 1,514,400.60 and 369,902.90

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Solution

The fourth proportional to 1,009,600.40, 1,514,400.60 and 369,902.90 is: 554,854.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,600.40 : 1,514,400.60 = 369,902.90 : x
  2. Step 2: Convert to fraction form
    1,009,600.40/1,514,400.60 = 369,902.90/x
  3. Step 3: Cross multiply
    1,009,600.40x = 1,514,400.60 × 369,902.90
  4. Step 4: Simplify right side
    1,009,600.40x = 560,181,173,701.74
  5. Step 5: Solve for x
    x = 560,181,173,701.74/1,009,600.40
  6. Step 6: Final answer
    x = 554,854.35

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.