Home / 718,261.16-1,074,730.46-575,673.96

Finding the Fourth Proportional to 718,261.16, 1,074,730.46 and 575,673.96

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Solution

The fourth proportional to 718,261.16, 1,074,730.46 and 575,673.96 is: 861,377.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    718,261.16 : 1,074,730.46 = 575,673.96 : x
  2. Step 2: Convert to fraction form
    718,261.16/1,074,730.46 = 575,673.96/x
  3. Step 3: Cross multiply
    718,261.16x = 1,074,730.46 × 575,673.96
  4. Step 4: Simplify right side
    718,261.16x = 618,694,339,840.82
  5. Step 5: Solve for x
    x = 618,694,339,840.82/718,261.16
  6. Step 6: Final answer
    x = 861,377.97

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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.