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Finding the Fourth Proportional to 458,227.80, 632,337.75 and 254,287.62

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Solution

The fourth proportional to 458,227.80, 632,337.75 and 254,287.62 is: 350,907.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,227.80 : 632,337.75 = 254,287.62 : x
  2. Step 2: Convert to fraction form
    458,227.80/632,337.75 = 254,287.62/x
  3. Step 3: Cross multiply
    458,227.80x = 632,337.75 × 254,287.62
  4. Step 4: Simplify right side
    458,227.80x = 160,795,661,483.66
  5. Step 5: Solve for x
    x = 160,795,661,483.66/458,227.80
  6. Step 6: Final answer
    x = 350,907.70

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1.5x scale

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.