Home / 738,017.40-1,107,026.10-264,531.90

Finding the Fourth Proportional to 738,017.40, 1,107,026.10 and 264,531.90

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Solution

The fourth proportional to 738,017.40, 1,107,026.10 and 264,531.90 is: 396,797.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,017.40 : 1,107,026.10 = 264,531.90 : x
  2. Step 2: Convert to fraction form
    738,017.40/1,107,026.10 = 264,531.90/x
  3. Step 3: Cross multiply
    738,017.40x = 1,107,026.10 × 264,531.90
  4. Step 4: Simplify right side
    738,017.40x = 292,843,717,582.59
  5. Step 5: Solve for x
    x = 292,843,717,582.59/738,017.40
  6. Step 6: Final answer
    x = 396,797.85

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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.