Home / 999,253.94-1,498,631.23-392,165.56

Finding the Fourth Proportional to 999,253.94, 1,498,631.23 and 392,165.56

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Solution

The fourth proportional to 999,253.94, 1,498,631.23 and 392,165.56 is: 588,150.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    999,253.94 : 1,498,631.23 = 392,165.56 : x
  2. Step 2: Convert to fraction form
    999,253.94/1,498,631.23 = 392,165.56/x
  3. Step 3: Cross multiply
    999,253.94x = 1,498,631.23 × 392,165.56
  4. Step 4: Simplify right side
    999,253.94x = 587,711,546,092.46
  5. Step 5: Solve for x
    x = 587,711,546,092.46/999,253.94
  6. Step 6: Final answer
    x = 588,150.34

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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.