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Finding the Fourth Proportional to 484,349.22, 726,527.88 and 168,805.62

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Solution

The fourth proportional to 484,349.22, 726,527.88 and 168,805.62 is: 253,209.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,349.22 : 726,527.88 = 168,805.62 : x
  2. Step 2: Convert to fraction form
    484,349.22/726,527.88 = 168,805.62/x
  3. Step 3: Cross multiply
    484,349.22x = 726,527.88 × 168,805.62
  4. Step 4: Simplify right side
    484,349.22x = 122,641,989,230.69
  5. Step 5: Solve for x
    x = 122,641,989,230.69/484,349.22
  6. Step 6: Final answer
    x = 253,209.84

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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.