Home / 1,009,602.90-1,514,404.35-369,905.40

Finding the Fourth Proportional to 1,009,602.90, 1,514,404.35 and 369,905.40

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Solution

The fourth proportional to 1,009,602.90, 1,514,404.35 and 369,905.40 is: 554,858.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,602.90 : 1,514,404.35 = 369,905.40 : x
  2. Step 2: Convert to fraction form
    1,009,602.90/1,514,404.35 = 369,905.40/x
  3. Step 3: Cross multiply
    1,009,602.90x = 1,514,404.35 × 369,905.40
  4. Step 4: Simplify right side
    1,009,602.90x = 560,186,346,848.49
  5. Step 5: Solve for x
    x = 560,186,346,848.49/1,009,602.90
  6. Step 6: Final answer
    x = 554,858.10

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Double scale
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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.