Home / 865,891.10-1,194,966.63-483,917.87

Finding the Fourth Proportional to 865,891.10, 1,194,966.63 and 483,917.87

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Solution

The fourth proportional to 865,891.10, 1,194,966.63 and 483,917.87 is: 667,827.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    865,891.10 : 1,194,966.63 = 483,917.87 : x
  2. Step 2: Convert to fraction form
    865,891.10/1,194,966.63 = 483,917.87/x
  3. Step 3: Cross multiply
    865,891.10x = 1,194,966.63 × 483,917.87
  4. Step 4: Simplify right side
    865,891.10x = 578,265,700,335.85
  5. Step 5: Solve for x
    x = 578,265,700,335.85/865,891.10
  6. Step 6: Final answer
    x = 667,827.29

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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.