Home / 718,257.66-1,074,725.19-575,670.48

Finding the Fourth Proportional to 718,257.66, 1,074,725.19 and 575,670.48

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Solution

The fourth proportional to 718,257.66, 1,074,725.19 and 575,670.48 is: 861,372.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    718,257.66 : 1,074,725.19 = 575,670.48 : x
  2. Step 2: Convert to fraction form
    718,257.66/1,074,725.19 = 575,670.48/x
  3. Step 3: Cross multiply
    718,257.66x = 1,074,725.19 × 575,670.48
  4. Step 4: Simplify right side
    718,257.66x = 618,687,565,995.39
  5. Step 5: Solve for x
    x = 618,687,565,995.39/718,257.66
  6. Step 6: Final answer
    x = 861,372.74

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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.