Home / 814,262.72-1,122,649.30-581,966.88

Finding the Fourth Proportional to 814,262.72, 1,122,649.30 and 581,966.88

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Solution

The fourth proportional to 814,262.72, 1,122,649.30 and 581,966.88 is: 802,375.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,262.72 : 1,122,649.30 = 581,966.88 : x
  2. Step 2: Convert to fraction form
    814,262.72/1,122,649.30 = 581,966.88/x
  3. Step 3: Cross multiply
    814,262.72x = 1,122,649.30 × 581,966.88
  4. Step 4: Simplify right side
    814,262.72x = 653,344,710,455.18
  5. Step 5: Solve for x
    x = 653,344,710,455.18/814,262.72
  6. Step 6: Final answer
    x = 802,375.81

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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.