Home / 722,646.65-1,084,023.74-217,167.17

Finding the Fourth Proportional to 722,646.65, 1,084,023.74 and 217,167.17

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Solution

The fourth proportional to 722,646.65, 1,084,023.74 and 217,167.17 is: 325,766.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    722,646.65 : 1,084,023.74 = 217,167.17 : x
  2. Step 2: Convert to fraction form
    722,646.65/1,084,023.74 = 217,167.17/x
  3. Step 3: Cross multiply
    722,646.65x = 1,084,023.74 × 217,167.17
  4. Step 4: Simplify right side
    722,646.65x = 235,414,361,322.66
  5. Step 5: Solve for x
    x = 235,414,361,322.66/722,646.65
  6. Step 6: Final answer
    x = 325,766.90

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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.