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Finding the Fourth Proportional to 337,873.38, 506,926 and 127,571.46

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Solution

The fourth proportional to 337,873.38, 506,926 and 127,571.46 is: 191,400.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,873.38 : 506,926 = 127,571.46 : x
  2. Step 2: Convert to fraction form
    337,873.38/506,926 = 127,571.46/x
  3. Step 3: Cross multiply
    337,873.38x = 506,926 × 127,571.46
  4. Step 4: Simplify right side
    337,873.38x = 64,669,289,931.96
  5. Step 5: Solve for x
    x = 64,669,289,931.96/337,873.38
  6. Step 6: Final answer
    x = 191,400.96

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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.