Home / 342,557.02-472,696.66-204,708.59

Finding the Fourth Proportional to 342,557.02, 472,696.66 and 204,708.59

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Solution

The fourth proportional to 342,557.02, 472,696.66 and 204,708.59 is: 282,478.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,557.02 : 472,696.66 = 204,708.59 : x
  2. Step 2: Convert to fraction form
    342,557.02/472,696.66 = 204,708.59/x
  3. Step 3: Cross multiply
    342,557.02x = 472,696.66 × 204,708.59
  4. Step 4: Simplify right side
    342,557.02x = 96,765,067,760.78
  5. Step 5: Solve for x
    x = 96,765,067,760.78/342,557.02
  6. Step 6: Final answer
    x = 282,478.72

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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.