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Finding the Fourth Proportional to 452,068, 623,873.28 and 250,864

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Solution

The fourth proportional to 452,068, 623,873.28 and 250,864 is: 346,203.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,068 : 623,873.28 = 250,864 : x
  2. Step 2: Convert to fraction form
    452,068/623,873.28 = 250,864/x
  3. Step 3: Cross multiply
    452,068x = 623,873.28 × 250,864
  4. Step 4: Simplify right side
    452,068x = 156,507,346,513.92
  5. Step 5: Solve for x
    x = 156,507,346,513.92/452,068
  6. Step 6: Final answer
    x = 346,203.11

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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.