Home / 804,967.92-1,110,833.16-442,391.64

Finding the Fourth Proportional to 804,967.92, 1,110,833.16 and 442,391.64

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Solution

The fourth proportional to 804,967.92, 1,110,833.16 and 442,391.64 is: 610,488.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,967.92 : 1,110,833.16 = 442,391.64 : x
  2. Step 2: Convert to fraction form
    804,967.92/1,110,833.16 = 442,391.64/x
  3. Step 3: Cross multiply
    804,967.92x = 1,110,833.16 × 442,391.64
  4. Step 4: Simplify right side
    804,967.92x = 491,423,303,418.78
  5. Step 5: Solve for x
    x = 491,423,303,418.78/804,967.92
  6. Step 6: Final answer
    x = 610,488.06

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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.