Home / 995,462.70-1,373,739.90-542,753.70

Finding the Fourth Proportional to 995,462.70, 1,373,739.90 and 542,753.70

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Solution

The fourth proportional to 995,462.70, 1,373,739.90 and 542,753.70 is: 749,000.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,462.70 : 1,373,739.90 = 542,753.70 : x
  2. Step 2: Convert to fraction form
    995,462.70/1,373,739.90 = 542,753.70/x
  3. Step 3: Cross multiply
    995,462.70x = 1,373,739.90 × 542,753.70
  4. Step 4: Simplify right side
    995,462.70x = 745,602,413,562.63
  5. Step 5: Solve for x
    x = 745,602,413,562.63/995,462.70
  6. Step 6: Final answer
    x = 749,000.86

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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.