Home / 925,535.83-1,388,643.59-661,375.51

Finding the Fourth Proportional to 925,535.83, 1,388,643.59 and 661,375.51

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Solution

The fourth proportional to 925,535.83, 1,388,643.59 and 661,375.51 is: 992,306.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    925,535.83 : 1,388,643.59 = 661,375.51 : x
  2. Step 2: Convert to fraction form
    925,535.83/1,388,643.59 = 661,375.51/x
  3. Step 3: Cross multiply
    925,535.83x = 1,388,643.59 × 661,375.51
  4. Step 4: Simplify right side
    925,535.83x = 918,414,862,544.48
  5. Step 5: Solve for x
    x = 918,414,862,544.48/925,535.83
  6. Step 6: Final answer
    x = 992,306.11

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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.