Home / 971,165.55-1,340,214.08-541,472.43

Finding the Fourth Proportional to 971,165.55, 1,340,214.08 and 541,472.43

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Solution

The fourth proportional to 971,165.55, 1,340,214.08 and 541,472.43 is: 747,235.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,165.55 : 1,340,214.08 = 541,472.43 : x
  2. Step 2: Convert to fraction form
    971,165.55/1,340,214.08 = 541,472.43/x
  3. Step 3: Cross multiply
    971,165.55x = 1,340,214.08 × 541,472.43
  4. Step 4: Simplify right side
    971,165.55x = 725,688,971,910.45
  5. Step 5: Solve for x
    x = 725,688,971,910.45/971,165.55
  6. Step 6: Final answer
    x = 747,235.08

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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.