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Finding the Fourth Proportional to 407,332.29, 611,052.10 and 151,130.00

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Solution

The fourth proportional to 407,332.29, 611,052.10 and 151,130.00 is: 226,714.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,332.29 : 611,052.10 = 151,130.00 : x
  2. Step 2: Convert to fraction form
    407,332.29/611,052.10 = 151,130.00/x
  3. Step 3: Cross multiply
    407,332.29x = 611,052.10 × 151,130.00
  4. Step 4: Simplify right side
    407,332.29x = 92,348,305,872.91
  5. Step 5: Solve for x
    x = 92,348,305,872.91/407,332.29
  6. Step 6: Final answer
    x = 226,714.91

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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.