Home / 732,024.18-1,098,225.58-428,674.52

Finding the Fourth Proportional to 732,024.18, 1,098,225.58 and 428,674.52

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Solution

The fourth proportional to 732,024.18, 1,098,225.58 and 428,674.52 is: 643,122.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    732,024.18 : 1,098,225.58 = 428,674.52 : x
  2. Step 2: Convert to fraction form
    732,024.18/1,098,225.58 = 428,674.52/x
  3. Step 3: Cross multiply
    732,024.18x = 1,098,225.58 × 428,674.52
  4. Step 4: Simplify right side
    732,024.18x = 470,781,323,358.22
  5. Step 5: Solve for x
    x = 470,781,323,358.22/732,024.18
  6. Step 6: Final answer
    x = 643,122.64

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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.