Home / 804,963.44-1,110,876.18-442,400.16

Finding the Fourth Proportional to 804,963.44, 1,110,876.18 and 442,400.16

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Solution

The fourth proportional to 804,963.44, 1,110,876.18 and 442,400.16 is: 610,526.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,963.44 : 1,110,876.18 = 442,400.16 : x
  2. Step 2: Convert to fraction form
    804,963.44/1,110,876.18 = 442,400.16/x
  3. Step 3: Cross multiply
    804,963.44x = 1,110,876.18 × 442,400.16
  4. Step 4: Simplify right side
    804,963.44x = 491,451,799,772.19
  5. Step 5: Solve for x
    x = 491,451,799,772.19/804,963.44
  6. Step 6: Final answer
    x = 610,526.86

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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.