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Finding the Fourth Proportional to 602,324.80, 903,157.16 and 277,760.56

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Solution

The fourth proportional to 602,324.80, 903,157.16 and 277,760.56 is: 416,488.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,324.80 : 903,157.16 = 277,760.56 : x
  2. Step 2: Convert to fraction form
    602,324.80/903,157.16 = 277,760.56/x
  3. Step 3: Cross multiply
    602,324.80x = 903,157.16 × 277,760.56
  4. Step 4: Simplify right side
    602,324.80x = 250,861,438,529.61
  5. Step 5: Solve for x
    x = 250,861,438,529.61/602,324.80
  6. Step 6: Final answer
    x = 416,488.64

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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.