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Finding the Fourth Proportional to 477,023.28, 715,527.48 and 122,034.24

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Solution

The fourth proportional to 477,023.28, 715,527.48 and 122,034.24 is: 183,049.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,023.28 : 715,527.48 = 122,034.24 : x
  2. Step 2: Convert to fraction form
    477,023.28/715,527.48 = 122,034.24/x
  3. Step 3: Cross multiply
    477,023.28x = 715,527.48 × 122,034.24
  4. Step 4: Simplify right side
    477,023.28x = 87,318,852,220.92
  5. Step 5: Solve for x
    x = 87,318,852,220.92/477,023.28
  6. Step 6: Final answer
    x = 183,049.46

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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.