Home / 971,715.53-1,340,963.92-541,995.32

Finding the Fourth Proportional to 971,715.53, 1,340,963.92 and 541,995.32

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Solution

The fourth proportional to 971,715.53, 1,340,963.92 and 541,995.32 is: 747,951.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,715.53 : 1,340,963.92 = 541,995.32 : x
  2. Step 2: Convert to fraction form
    971,715.53/1,340,963.92 = 541,995.32/x
  3. Step 3: Cross multiply
    971,715.53x = 1,340,963.92 × 541,995.32
  4. Step 4: Simplify right side
    971,715.53x = 726,796,168,928.85
  5. Step 5: Solve for x
    x = 726,796,168,928.85/971,715.53
  6. Step 6: Final answer
    x = 747,951.58

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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.