Home / 971,687.10-1,340,930.04-541,995.06

Finding the Fourth Proportional to 971,687.10, 1,340,930.04 and 541,995.06

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Solution

The fourth proportional to 971,687.10, 1,340,930.04 and 541,995.06 is: 747,954.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,687.10 : 1,340,930.04 = 541,995.06 : x
  2. Step 2: Convert to fraction form
    971,687.10/1,340,930.04 = 541,995.06/x
  3. Step 3: Cross multiply
    971,687.10x = 1,340,930.04 × 541,995.06
  4. Step 4: Simplify right side
    971,687.10x = 726,777,457,485.60
  5. Step 5: Solve for x
    x = 726,777,457,485.60/971,687.10
  6. Step 6: Final answer
    x = 747,954.21

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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.