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Finding the Fourth Proportional to 458,332.41, 632,505.47 and 254,396.42

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Solution

The fourth proportional to 458,332.41, 632,505.47 and 254,396.42 is: 351,070.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,332.41 : 632,505.47 = 254,396.42 : x
  2. Step 2: Convert to fraction form
    458,332.41/632,505.47 = 254,396.42/x
  3. Step 3: Cross multiply
    458,332.41x = 632,505.47 × 254,396.42
  4. Step 4: Simplify right side
    458,332.41x = 160,907,122,763.91
  5. Step 5: Solve for x
    x = 160,907,122,763.91/458,332.41
  6. Step 6: Final answer
    x = 351,070.79

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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.