Home / 896,781.12-1,237,566.24-494,387.52

Finding the Fourth Proportional to 896,781.12, 1,237,566.24 and 494,387.52

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Solution

The fourth proportional to 896,781.12, 1,237,566.24 and 494,387.52 is: 682,259.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,781.12 : 1,237,566.24 = 494,387.52 : x
  2. Step 2: Convert to fraction form
    896,781.12/1,237,566.24 = 494,387.52/x
  3. Step 3: Cross multiply
    896,781.12x = 1,237,566.24 × 494,387.52
  4. Step 4: Simplify right side
    896,781.12x = 611,837,304,229.33
  5. Step 5: Solve for x
    x = 611,837,304,229.33/896,781.12
  6. Step 6: Final answer
    x = 682,259.35

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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.