Home / 925,375.50-1,277,009.33-517,472.64

Finding the Fourth Proportional to 925,375.50, 1,277,009.33 and 517,472.64

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Solution

The fourth proportional to 925,375.50, 1,277,009.33 and 517,472.64 is: 714,107.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    925,375.50 : 1,277,009.33 = 517,472.64 : x
  2. Step 2: Convert to fraction form
    925,375.50/1,277,009.33 = 517,472.64/x
  3. Step 3: Cross multiply
    925,375.50x = 1,277,009.33 × 517,472.64
  4. Step 4: Simplify right side
    925,375.50x = 660,817,386,712.37
  5. Step 5: Solve for x
    x = 660,817,386,712.37/925,375.50
  6. Step 6: Final answer
    x = 714,107.29

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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.