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Finding the Fourth Proportional to 458,354.41, 632,535.83 and 254,418.46

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Solution

The fourth proportional to 458,354.41, 632,535.83 and 254,418.46 is: 351,101.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,354.41 : 632,535.83 = 254,418.46 : x
  2. Step 2: Convert to fraction form
    458,354.41/632,535.83 = 254,418.46/x
  3. Step 3: Cross multiply
    458,354.41x = 632,535.83 × 254,418.46
  4. Step 4: Simplify right side
    458,354.41x = 160,928,791,763.42
  5. Step 5: Solve for x
    x = 160,928,791,763.42/458,354.41
  6. Step 6: Final answer
    x = 351,101.22

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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.