Home / 971,372.10-1,456,366.95-372,101.70

Finding the Fourth Proportional to 971,372.10, 1,456,366.95 and 372,101.70

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Solution

The fourth proportional to 971,372.10, 1,456,366.95 and 372,101.70 is: 557,887.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,372.10 : 1,456,366.95 = 372,101.70 : x
  2. Step 2: Convert to fraction form
    971,372.10/1,456,366.95 = 372,101.70/x
  3. Step 3: Cross multiply
    971,372.10x = 1,456,366.95 × 372,101.70
  4. Step 4: Simplify right side
    971,372.10x = 541,916,617,918.82
  5. Step 5: Solve for x
    x = 541,916,617,918.82/971,372.10
  6. Step 6: Final answer
    x = 557,887.77

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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.