Home / 880,083.16-1,320,111.65-240,385.82

Finding the Fourth Proportional to 880,083.16, 1,320,111.65 and 240,385.82

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Solution

The fourth proportional to 880,083.16, 1,320,111.65 and 240,385.82 is: 360,575.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,083.16 : 1,320,111.65 = 240,385.82 : x
  2. Step 2: Convert to fraction form
    880,083.16/1,320,111.65 = 240,385.82/x
  3. Step 3: Cross multiply
    880,083.16x = 1,320,111.65 × 240,385.82
  4. Step 4: Simplify right side
    880,083.16x = 317,336,121,476.80
  5. Step 5: Solve for x
    x = 317,336,121,476.80/880,083.16
  6. Step 6: Final answer
    x = 360,575.15

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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.