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Finding the Fourth Proportional to 417,747.16, 626,426.34 and 151,496.92

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Solution

The fourth proportional to 417,747.16, 626,426.34 and 151,496.92 is: 227,174.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,747.16 : 626,426.34 = 151,496.92 : x
  2. Step 2: Convert to fraction form
    417,747.16/626,426.34 = 151,496.92/x
  3. Step 3: Cross multiply
    417,747.16x = 626,426.34 × 151,496.92
  4. Step 4: Simplify right side
    417,747.16x = 94,901,661,116.87
  5. Step 5: Solve for x
    x = 94,901,661,116.87/417,747.16
  6. Step 6: Final answer
    x = 227,174.88

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1.5x scale

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.