Home / 797,560.02-1,101,001.41-491,691.06

Finding the Fourth Proportional to 797,560.02, 1,101,001.41 and 491,691.06

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Solution

The fourth proportional to 797,560.02, 1,101,001.41 and 491,691.06 is: 678,760.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    797,560.02 : 1,101,001.41 = 491,691.06 : x
  2. Step 2: Convert to fraction form
    797,560.02/1,101,001.41 = 491,691.06/x
  3. Step 3: Cross multiply
    797,560.02x = 1,101,001.41 × 491,691.06
  4. Step 4: Simplify right side
    797,560.02x = 541,352,550,344.40
  5. Step 5: Solve for x
    x = 541,352,550,344.40/797,560.02
  6. Step 6: Final answer
    x = 678,760.89

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Double scale
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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.