Home / 844,787.10-1,267,185.06-213,701.52

Finding the Fourth Proportional to 844,787.10, 1,267,185.06 and 213,701.52

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Solution

The fourth proportional to 844,787.10, 1,267,185.06 and 213,701.52 is: 320,553.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    844,787.10 : 1,267,185.06 = 213,701.52 : x
  2. Step 2: Convert to fraction form
    844,787.10/1,267,185.06 = 213,701.52/x
  3. Step 3: Cross multiply
    844,787.10x = 1,267,185.06 × 213,701.52
  4. Step 4: Simplify right side
    844,787.10x = 270,799,373,443.29
  5. Step 5: Solve for x
    x = 270,799,373,443.29/844,787.10
  6. Step 6: Final answer
    x = 320,553.40

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Double scale
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Similar ratio
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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.