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Finding the Fourth Proportional to 477,322.65, 715,510.99 and 224,149.93

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Solution

The fourth proportional to 477,322.65, 715,510.99 and 224,149.93 is: 336,002.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,322.65 : 715,510.99 = 224,149.93 : x
  2. Step 2: Convert to fraction form
    477,322.65/715,510.99 = 224,149.93/x
  3. Step 3: Cross multiply
    477,322.65x = 715,510.99 × 224,149.93
  4. Step 4: Simplify right side
    477,322.65x = 160,381,738,322.73
  5. Step 5: Solve for x
    x = 160,381,738,322.73/477,322.65
  6. Step 6: Final answer
    x = 336,002.78

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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.