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Finding the Fourth Proportional to 555,353.02, 833,061.80 and 156,024.92

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Solution

The fourth proportional to 555,353.02, 833,061.80 and 156,024.92 is: 234,046.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,353.02 : 833,061.80 = 156,024.92 : x
  2. Step 2: Convert to fraction form
    555,353.02/833,061.80 = 156,024.92/x
  3. Step 3: Cross multiply
    555,353.02x = 833,061.80 × 156,024.92
  4. Step 4: Simplify right side
    555,353.02x = 129,978,400,700.06
  5. Step 5: Solve for x
    x = 129,978,400,700.06/555,353.02
  6. Step 6: Final answer
    x = 234,046.45

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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.