Home / 681,614.13-1,022,423.64-208,297.53

Finding the Fourth Proportional to 681,614.13, 1,022,423.64 and 208,297.53

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Solution

The fourth proportional to 681,614.13, 1,022,423.64 and 208,297.53 is: 312,447.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    681,614.13 : 1,022,423.64 = 208,297.53 : x
  2. Step 2: Convert to fraction form
    681,614.13/1,022,423.64 = 208,297.53/x
  3. Step 3: Cross multiply
    681,614.13x = 1,022,423.64 × 208,297.53
  4. Step 4: Simplify right side
    681,614.13x = 212,968,318,825.61
  5. Step 5: Solve for x
    x = 212,968,318,825.61/681,614.13
  6. Step 6: Final answer
    x = 312,447.04

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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.