Home / 762,791.92-1,052,649.48-423,259.36

Finding the Fourth Proportional to 762,791.92, 1,052,649.48 and 423,259.36

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Solution

The fourth proportional to 762,791.92, 1,052,649.48 and 423,259.36 is: 584,096.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,791.92 : 1,052,649.48 = 423,259.36 : x
  2. Step 2: Convert to fraction form
    762,791.92/1,052,649.48 = 423,259.36/x
  3. Step 3: Cross multiply
    762,791.92x = 1,052,649.48 × 423,259.36
  4. Step 4: Simplify right side
    762,791.92x = 445,543,745,209.13
  5. Step 5: Solve for x
    x = 445,543,745,209.13/762,791.92
  6. Step 6: Final answer
    x = 584,096.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.