Home / 732,148.48-1,098,932.88-353,335.80

Finding the Fourth Proportional to 732,148.48, 1,098,932.88 and 353,335.80

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Solution

The fourth proportional to 732,148.48, 1,098,932.88 and 353,335.80 is: 530,346.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    732,148.48 : 1,098,932.88 = 353,335.80 : x
  2. Step 2: Convert to fraction form
    732,148.48/1,098,932.88 = 353,335.80/x
  3. Step 3: Cross multiply
    732,148.48x = 1,098,932.88 × 353,335.80
  4. Step 4: Simplify right side
    732,148.48x = 388,292,328,301.10
  5. Step 5: Solve for x
    x = 388,292,328,301.10/732,148.48
  6. Step 6: Final answer
    x = 530,346.42

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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.