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Finding the Fourth Proportional to 572,825.35, 859,237.90 and 146,361.97

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Solution

The fourth proportional to 572,825.35, 859,237.90 and 146,361.97 is: 219,542.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,825.35 : 859,237.90 = 146,361.97 : x
  2. Step 2: Convert to fraction form
    572,825.35/859,237.90 = 146,361.97/x
  3. Step 3: Cross multiply
    572,825.35x = 859,237.90 × 146,361.97
  4. Step 4: Simplify right side
    572,825.35x = 125,759,753,158.95
  5. Step 5: Solve for x
    x = 125,759,753,158.95/572,825.35
  6. Step 6: Final answer
    x = 219,542.93

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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.