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Finding the Fourth Proportional to 458,711.15, 633,036.15 and 254,764.52

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Solution

The fourth proportional to 458,711.15, 633,036.15 and 254,764.52 is: 351,583.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,711.15 : 633,036.15 = 254,764.52 : x
  2. Step 2: Convert to fraction form
    458,711.15/633,036.15 = 254,764.52/x
  3. Step 3: Cross multiply
    458,711.15x = 633,036.15 × 254,764.52
  4. Step 4: Simplify right side
    458,711.15x = 161,275,147,732.22
  5. Step 5: Solve for x
    x = 161,275,147,732.22/458,711.15
  6. Step 6: Final answer
    x = 351,583.23

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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.