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Finding the Fourth Proportional to 452,167.92, 624,078.27 and 299,209.14

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Solution

The fourth proportional to 452,167.92, 624,078.27 and 299,209.14 is: 412,965.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,167.92 : 624,078.27 = 299,209.14 : x
  2. Step 2: Convert to fraction form
    452,167.92/624,078.27 = 299,209.14/x
  3. Step 3: Cross multiply
    452,167.92x = 624,078.27 × 299,209.14
  4. Step 4: Simplify right side
    452,167.92x = 186,729,922,459.39
  5. Step 5: Solve for x
    x = 186,729,922,459.39/452,167.92
  6. Step 6: Final answer
    x = 412,965.88

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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.