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Finding the Fourth Proportional to 559,565.04, 839,265.58 and 275,179.15

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Solution

The fourth proportional to 559,565.04, 839,265.58 and 275,179.15 is: 412,728.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,565.04 : 839,265.58 = 275,179.15 : x
  2. Step 2: Convert to fraction form
    559,565.04/839,265.58 = 275,179.15/x
  3. Step 3: Cross multiply
    559,565.04x = 839,265.58 × 275,179.15
  4. Step 4: Simplify right side
    559,565.04x = 230,948,387,187.34
  5. Step 5: Solve for x
    x = 230,948,387,187.34/559,565.04
  6. Step 6: Final answer
    x = 412,728.41

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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.