Home / 804,882.18-1,110,763.23-442,339.56

Finding the Fourth Proportional to 804,882.18, 1,110,763.23 and 442,339.56

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Solution

The fourth proportional to 804,882.18, 1,110,763.23 and 442,339.56 is: 610,442.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,882.18 : 1,110,763.23 = 442,339.56 : x
  2. Step 2: Convert to fraction form
    804,882.18/1,110,763.23 = 442,339.56/x
  3. Step 3: Cross multiply
    804,882.18x = 1,110,763.23 × 442,339.56
  4. Step 4: Simplify right side
    804,882.18x = 491,334,518,422.38
  5. Step 5: Solve for x
    x = 491,334,518,422.38/804,882.18
  6. Step 6: Final answer
    x = 610,442.78

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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.