Home / 903,898.20-1,247,963.86-560,098.96

Finding the Fourth Proportional to 903,898.20, 1,247,963.86 and 560,098.96

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Solution

The fourth proportional to 903,898.20, 1,247,963.86 and 560,098.96 is: 773,298.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,898.20 : 1,247,963.86 = 560,098.96 : x
  2. Step 2: Convert to fraction form
    903,898.20/1,247,963.86 = 560,098.96/x
  3. Step 3: Cross multiply
    903,898.20x = 1,247,963.86 × 560,098.96
  4. Step 4: Simplify right side
    903,898.20x = 698,983,260,103.59
  5. Step 5: Solve for x
    x = 698,983,260,103.59/903,898.20
  6. Step 6: Final answer
    x = 773,298.65

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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.