Home / 942,084.38-1,412,591.43-642,927.38

Finding the Fourth Proportional to 942,084.38, 1,412,591.43 and 642,927.38

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Solution

The fourth proportional to 942,084.38, 1,412,591.43 and 642,927.38 is: 964,025.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,084.38 : 1,412,591.43 = 642,927.38 : x
  2. Step 2: Convert to fraction form
    942,084.38/1,412,591.43 = 642,927.38/x
  3. Step 3: Cross multiply
    942,084.38x = 1,412,591.43 × 642,927.38
  4. Step 4: Simplify right side
    942,084.38x = 908,193,707,100.35
  5. Step 5: Solve for x
    x = 908,193,707,100.35/942,084.38
  6. Step 6: Final answer
    x = 964,025.87

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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.