Home / 932,419.65-1,398,862.24-325,216.69

Finding the Fourth Proportional to 932,419.65, 1,398,862.24 and 325,216.69

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Solution

The fourth proportional to 932,419.65, 1,398,862.24 and 325,216.69 is: 487,906.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    932,419.65 : 1,398,862.24 = 325,216.69 : x
  2. Step 2: Convert to fraction form
    932,419.65/1,398,862.24 = 325,216.69/x
  3. Step 3: Cross multiply
    932,419.65x = 1,398,862.24 × 325,216.69
  4. Step 4: Simplify right side
    932,419.65x = 454,933,343,148.59
  5. Step 5: Solve for x
    x = 454,933,343,148.59/932,419.65
  6. Step 6: Final answer
    x = 487,906.22

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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.