Home / 720,252.97-1,080,434.13-214,774.39

Finding the Fourth Proportional to 720,252.97, 1,080,434.13 and 214,774.39

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Solution

The fourth proportional to 720,252.97, 1,080,434.13 and 214,774.39 is: 322,177.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    720,252.97 : 1,080,434.13 = 214,774.39 : x
  2. Step 2: Convert to fraction form
    720,252.97/1,080,434.13 = 214,774.39/x
  3. Step 3: Cross multiply
    720,252.97x = 1,080,434.13 × 214,774.39
  4. Step 4: Simplify right side
    720,252.97x = 232,049,581,205.93
  5. Step 5: Solve for x
    x = 232,049,581,205.93/720,252.97
  6. Step 6: Final answer
    x = 322,177.89

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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.