Home / 635,080.20-876,012.02-376,774.27

Finding the Fourth Proportional to 635,080.20, 876,012.02 and 376,774.27

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Solution

The fourth proportional to 635,080.20, 876,012.02 and 376,774.27 is: 519,711.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,080.20 : 876,012.02 = 376,774.27 : x
  2. Step 2: Convert to fraction form
    635,080.20/876,012.02 = 376,774.27/x
  3. Step 3: Cross multiply
    635,080.20x = 876,012.02 × 376,774.27
  4. Step 4: Simplify right side
    635,080.20x = 330,058,789,346.73
  5. Step 5: Solve for x
    x = 330,058,789,346.73/635,080.20
  6. Step 6: Final answer
    x = 519,711.98

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1.5x scale

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.