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Finding the Fourth Proportional to 459,682.92, 688,098.78 and 248,797.80

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Solution

The fourth proportional to 459,682.92, 688,098.78 and 248,797.80 is: 372,425.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,682.92 : 688,098.78 = 248,797.80 : x
  2. Step 2: Convert to fraction form
    459,682.92/688,098.78 = 248,797.80/x
  3. Step 3: Cross multiply
    459,682.92x = 688,098.78 × 248,797.80
  4. Step 4: Simplify right side
    459,682.92x = 171,197,462,646.68
  5. Step 5: Solve for x
    x = 171,197,462,646.68/459,682.92
  6. Step 6: Final answer
    x = 372,425.11

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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.