Home / 738,473.52-1,019,335.68-448,098.24

Finding the Fourth Proportional to 738,473.52, 1,019,335.68 and 448,098.24

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Solution

The fourth proportional to 738,473.52, 1,019,335.68 and 448,098.24 is: 618,522.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,473.52 : 1,019,335.68 = 448,098.24 : x
  2. Step 2: Convert to fraction form
    738,473.52/1,019,335.68 = 448,098.24/x
  3. Step 3: Cross multiply
    738,473.52x = 1,019,335.68 × 448,098.24
  4. Step 4: Simplify right side
    738,473.52x = 456,762,524,177.20
  5. Step 5: Solve for x
    x = 456,762,524,177.20/738,473.52
  6. Step 6: Final answer
    x = 618,522.55

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.