Home / 822,891.24-1,233,250.38-442,878.12

Finding the Fourth Proportional to 822,891.24, 1,233,250.38 and 442,878.12

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Solution

The fourth proportional to 822,891.24, 1,233,250.38 and 442,878.12 is: 663,732.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    822,891.24 : 1,233,250.38 = 442,878.12 : x
  2. Step 2: Convert to fraction form
    822,891.24/1,233,250.38 = 442,878.12/x
  3. Step 3: Cross multiply
    822,891.24x = 1,233,250.38 × 442,878.12
  4. Step 4: Simplify right side
    822,891.24x = 546,179,609,783.69
  5. Step 5: Solve for x
    x = 546,179,609,783.69/822,891.24
  6. Step 6: Final answer
    x = 663,732.44

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Double scale
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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.