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Finding the Fourth Proportional to 433,753.12, 598,616.76 and 242,763.76

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Solution

The fourth proportional to 433,753.12, 598,616.76 and 242,763.76 is: 335,034.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,753.12 : 598,616.76 = 242,763.76 : x
  2. Step 2: Convert to fraction form
    433,753.12/598,616.76 = 242,763.76/x
  3. Step 3: Cross multiply
    433,753.12x = 598,616.76 × 242,763.76
  4. Step 4: Simplify right side
    433,753.12x = 145,322,455,456.62
  5. Step 5: Solve for x
    x = 145,322,455,456.62/433,753.12
  6. Step 6: Final answer
    x = 335,034.95

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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.