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Finding the Fourth Proportional to 573,042.30, 859,563.45 and 146,577.30

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Solution

The fourth proportional to 573,042.30, 859,563.45 and 146,577.30 is: 219,865.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,042.30 : 859,563.45 = 146,577.30 : x
  2. Step 2: Convert to fraction form
    573,042.30/859,563.45 = 146,577.30/x
  3. Step 3: Cross multiply
    573,042.30x = 859,563.45 × 146,577.30
  4. Step 4: Simplify right side
    573,042.30x = 125,992,489,679.69
  5. Step 5: Solve for x
    x = 125,992,489,679.69/573,042.30
  6. Step 6: Final answer
    x = 219,865.95

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Similar ratio
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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.