Home / 971,626.74-1,340,847.30-541,934.70

Finding the Fourth Proportional to 971,626.74, 1,340,847.30 and 541,934.70

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Solution

The fourth proportional to 971,626.74, 1,340,847.30 and 541,934.70 is: 747,871.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,626.74 : 1,340,847.30 = 541,934.70 : x
  2. Step 2: Convert to fraction form
    971,626.74/1,340,847.30 = 541,934.70/x
  3. Step 3: Cross multiply
    971,626.74x = 1,340,847.30 × 541,934.70
  4. Step 4: Simplify right side
    971,626.74x = 726,651,679,271.31
  5. Step 5: Solve for x
    x = 726,651,679,271.31/971,626.74
  6. Step 6: Final answer
    x = 747,871.22

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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.