Home / 627,333.07-940,470.60-272,079.52

Finding the Fourth Proportional to 627,333.07, 940,470.60 and 272,079.52

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Solution

The fourth proportional to 627,333.07, 940,470.60 and 272,079.52 is: 407,889.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,333.07 : 940,470.60 = 272,079.52 : x
  2. Step 2: Convert to fraction form
    627,333.07/940,470.60 = 272,079.52/x
  3. Step 3: Cross multiply
    627,333.07x = 940,470.60 × 272,079.52
  4. Step 4: Simplify right side
    627,333.07x = 255,882,789,422.11
  5. Step 5: Solve for x
    x = 255,882,789,422.11/627,333.07
  6. Step 6: Final answer
    x = 407,889.85

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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.