Home / 876,223.90-1,314,335.85-496,998.10

Finding the Fourth Proportional to 876,223.90, 1,314,335.85 and 496,998.10

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Solution

The fourth proportional to 876,223.90, 1,314,335.85 and 496,998.10 is: 745,497.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,223.90 : 1,314,335.85 = 496,998.10 : x
  2. Step 2: Convert to fraction form
    876,223.90/1,314,335.85 = 496,998.10/x
  3. Step 3: Cross multiply
    876,223.90x = 1,314,335.85 × 496,998.10
  4. Step 4: Simplify right side
    876,223.90x = 653,222,420,211.89
  5. Step 5: Solve for x
    x = 653,222,420,211.89/876,223.90
  6. Step 6: Final answer
    x = 745,497.15

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Double scale
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Similar ratio
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1.5x scale

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.