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Finding the Fourth Proportional to 463,336.57, 639,074.78 and 425,219.24

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Solution

The fourth proportional to 463,336.57, 639,074.78 and 425,219.24 is: 586,499.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,336.57 : 639,074.78 = 425,219.24 : x
  2. Step 2: Convert to fraction form
    463,336.57/639,074.78 = 425,219.24/x
  3. Step 3: Cross multiply
    463,336.57x = 639,074.78 × 425,219.24
  4. Step 4: Simplify right side
    463,336.57x = 271,746,889,726.14
  5. Step 5: Solve for x
    x = 271,746,889,726.14/463,336.57
  6. Step 6: Final answer
    x = 586,499.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.