Home / 955,687.96-1,318,822.86-542,300.02

Finding the Fourth Proportional to 955,687.96, 1,318,822.86 and 542,300.02

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Solution

The fourth proportional to 955,687.96, 1,318,822.86 and 542,300.02 is: 748,358.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,687.96 : 1,318,822.86 = 542,300.02 : x
  2. Step 2: Convert to fraction form
    955,687.96/1,318,822.86 = 542,300.02/x
  3. Step 3: Cross multiply
    955,687.96x = 1,318,822.86 × 542,300.02
  4. Step 4: Simplify right side
    955,687.96x = 715,197,663,354.46
  5. Step 5: Solve for x
    x = 715,197,663,354.46/955,687.96
  6. Step 6: Final answer
    x = 748,358.98

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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.