Home / 971,381.10-1,456,380.45-372,110.70

Finding the Fourth Proportional to 971,381.10, 1,456,380.45 and 372,110.70

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Solution

The fourth proportional to 971,381.10, 1,456,380.45 and 372,110.70 is: 557,901.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,381.10 : 1,456,380.45 = 372,110.70 : x
  2. Step 2: Convert to fraction form
    971,381.10/1,456,380.45 = 372,110.70/x
  3. Step 3: Cross multiply
    971,381.10x = 1,456,380.45 × 372,110.70
  4. Step 4: Simplify right side
    971,381.10x = 541,934,748,715.82
  5. Step 5: Solve for x
    x = 541,934,748,715.82/971,381.10
  6. Step 6: Final answer
    x = 557,901.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.