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Finding the Fourth Proportional to 467,940.60, 701,565.30 and 187,313.40

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Solution

The fourth proportional to 467,940.60, 701,565.30 and 187,313.40 is: 280,831.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,940.60 : 701,565.30 = 187,313.40 : x
  2. Step 2: Convert to fraction form
    467,940.60/701,565.30 = 187,313.40/x
  3. Step 3: Cross multiply
    467,940.60x = 701,565.30 × 187,313.40
  4. Step 4: Simplify right side
    467,940.60x = 131,412,581,665.02
  5. Step 5: Solve for x
    x = 131,412,581,665.02/467,940.60
  6. Step 6: Final answer
    x = 280,831.76

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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.