Home / 971,496.28-1,340,662.26-541,776.88

Finding the Fourth Proportional to 971,496.28, 1,340,662.26 and 541,776.88

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Solution

The fourth proportional to 971,496.28, 1,340,662.26 and 541,776.88 is: 747,650.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,496.28 : 1,340,662.26 = 541,776.88 : x
  2. Step 2: Convert to fraction form
    971,496.28/1,340,662.26 = 541,776.88/x
  3. Step 3: Cross multiply
    971,496.28x = 1,340,662.26 × 541,776.88
  4. Step 4: Simplify right side
    971,496.28x = 726,339,816,356.55
  5. Step 5: Solve for x
    x = 726,339,816,356.55/971,496.28
  6. Step 6: Final answer
    x = 747,650.64

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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.