Home / 955,675.31-1,318,861.84-542,229.52

Finding the Fourth Proportional to 955,675.31, 1,318,861.84 and 542,229.52

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Solution

The fourth proportional to 955,675.31, 1,318,861.84 and 542,229.52 is: 748,293.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,675.31 : 1,318,861.84 = 542,229.52 : x
  2. Step 2: Convert to fraction form
    955,675.31/1,318,861.84 = 542,229.52/x
  3. Step 3: Cross multiply
    955,675.31x = 1,318,861.84 × 542,229.52
  4. Step 4: Simplify right side
    955,675.31x = 715,125,819,738.37
  5. Step 5: Solve for x
    x = 715,125,819,738.37/955,675.31
  6. Step 6: Final answer
    x = 748,293.71

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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.