Home / 794,609.38-1,191,887.52-345,330.28

Finding the Fourth Proportional to 794,609.38, 1,191,887.52 and 345,330.28

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Solution

The fourth proportional to 794,609.38, 1,191,887.52 and 345,330.28 is: 517,983.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    794,609.38 : 1,191,887.52 = 345,330.28 : x
  2. Step 2: Convert to fraction form
    794,609.38/1,191,887.52 = 345,330.28/x
  3. Step 3: Cross multiply
    794,609.38x = 1,191,887.52 × 345,330.28
  4. Step 4: Simplify right side
    794,609.38x = 411,594,851,010.11
  5. Step 5: Solve for x
    x = 411,594,851,010.11/794,609.38
  6. Step 6: Final answer
    x = 517,983.88

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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.