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Finding the Fourth Proportional to 458,358.89, 632,525.73 and 254,397.84

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Solution

The fourth proportional to 458,358.89, 632,525.73 and 254,397.84 is: 351,063.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,358.89 : 632,525.73 = 254,397.84 : x
  2. Step 2: Convert to fraction form
    458,358.89/632,525.73 = 254,397.84/x
  3. Step 3: Cross multiply
    458,358.89x = 632,525.73 × 254,397.84
  4. Step 4: Simplify right side
    458,358.89x = 160,913,179,456.42
  5. Step 5: Solve for x
    x = 160,913,179,456.42/458,358.89
  6. Step 6: Final answer
    x = 351,063.73

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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.