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Finding the Fourth Proportional to 458,182.80, 632,326.84 and 254,272.23

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Solution

The fourth proportional to 458,182.80, 632,326.84 and 254,272.23 is: 350,914.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,182.80 : 632,326.84 = 254,272.23 : x
  2. Step 2: Convert to fraction form
    458,182.80/632,326.84 = 254,272.23/x
  3. Step 3: Cross multiply
    458,182.80x = 632,326.84 × 254,272.23
  4. Step 4: Simplify right side
    458,182.80x = 160,783,155,059.97
  5. Step 5: Solve for x
    x = 160,783,155,059.97/458,182.80
  6. Step 6: Final answer
    x = 350,914.86

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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.