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Finding the Fourth Proportional to 555,902.52, 833,780.04 and 156,574.68

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Solution

The fourth proportional to 555,902.52, 833,780.04 and 156,574.68 is: 234,841.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,902.52 : 833,780.04 = 156,574.68 : x
  2. Step 2: Convert to fraction form
    555,902.52/833,780.04 = 156,574.68/x
  3. Step 3: Cross multiply
    555,902.52x = 833,780.04 × 156,574.68
  4. Step 4: Simplify right side
    555,902.52x = 130,548,842,953.39
  5. Step 5: Solve for x
    x = 130,548,842,953.39/555,902.52
  6. Step 6: Final answer
    x = 234,841.25

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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.