Home / 942,902.52-1,412,102.52-542,702.07

Finding the Fourth Proportional to 942,902.52, 1,412,102.52 and 542,702.07

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Solution

The fourth proportional to 942,902.52, 1,412,102.52 and 542,702.07 is: 812,757.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,902.52 : 1,412,102.52 = 542,702.07 : x
  2. Step 2: Convert to fraction form
    942,902.52/1,412,102.52 = 542,702.07/x
  3. Step 3: Cross multiply
    942,902.52x = 1,412,102.52 × 542,702.07
  4. Step 4: Simplify right side
    942,902.52x = 766,350,960,656.22
  5. Step 5: Solve for x
    x = 766,350,960,656.22/942,902.52
  6. Step 6: Final answer
    x = 812,757.36

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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.