Home / 880,691.22-1,321,036.97-249,605.10

Finding the Fourth Proportional to 880,691.22, 1,321,036.97 and 249,605.10

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Solution

The fourth proportional to 880,691.22, 1,321,036.97 and 249,605.10 is: 374,407.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,691.22 : 1,321,036.97 = 249,605.10 : x
  2. Step 2: Convert to fraction form
    880,691.22/1,321,036.97 = 249,605.10/x
  3. Step 3: Cross multiply
    880,691.22x = 1,321,036.97 × 249,605.10
  4. Step 4: Simplify right side
    880,691.22x = 329,737,563,752.52
  5. Step 5: Solve for x
    x = 329,737,563,752.52/880,691.22
  6. Step 6: Final answer
    x = 374,407.69

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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.