Home / 807,854.43-1,114,773.54-468,344.55

Finding the Fourth Proportional to 807,854.43, 1,114,773.54 and 468,344.55

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Solution

The fourth proportional to 807,854.43, 1,114,773.54 and 468,344.55 is: 646,277.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,854.43 : 1,114,773.54 = 468,344.55 : x
  2. Step 2: Convert to fraction form
    807,854.43/1,114,773.54 = 468,344.55/x
  3. Step 3: Cross multiply
    807,854.43x = 1,114,773.54 × 468,344.55
  4. Step 4: Simplify right side
    807,854.43x = 522,098,111,943.21
  5. Step 5: Solve for x
    x = 522,098,111,943.21/807,854.43
  6. Step 6: Final answer
    x = 646,277.46

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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.