Home / 794,315.63-1,191,805.72-345,414.17

Finding the Fourth Proportional to 794,315.63, 1,191,805.72 and 345,414.17

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Solution

The fourth proportional to 794,315.63, 1,191,805.72 and 345,414.17 is: 518,265.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    794,315.63 : 1,191,805.72 = 345,414.17 : x
  2. Step 2: Convert to fraction form
    794,315.63/1,191,805.72 = 345,414.17/x
  3. Step 3: Cross multiply
    794,315.63x = 1,191,805.72 × 345,414.17
  4. Step 4: Simplify right side
    794,315.63x = 411,666,585,691.03
  5. Step 5: Solve for x
    x = 411,666,585,691.03/794,315.63
  6. Step 6: Final answer
    x = 518,265.75

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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.