Home / 496,926.16-685,766.40-282,072.82

Finding the Fourth Proportional to 496,926.16, 685,766.40 and 282,072.82

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Solution

The fourth proportional to 496,926.16, 685,766.40 and 282,072.82 is: 389,265.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,926.16 : 685,766.40 = 282,072.82 : x
  2. Step 2: Convert to fraction form
    496,926.16/685,766.40 = 282,072.82/x
  3. Step 3: Cross multiply
    496,926.16x = 685,766.40 × 282,072.82
  4. Step 4: Simplify right side
    496,926.16x = 193,436,062,309.25
  5. Step 5: Solve for x
    x = 193,436,062,309.25/496,926.16
  6. Step 6: Final answer
    x = 389,265.20

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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.