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Finding the Fourth Proportional to 458,859.22, 633,268.50 and 277,615.66

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Solution

The fourth proportional to 458,859.22, 633,268.50 and 277,615.66 is: 383,135.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,859.22 : 633,268.50 = 277,615.66 : x
  2. Step 2: Convert to fraction form
    458,859.22/633,268.50 = 277,615.66/x
  3. Step 3: Cross multiply
    458,859.22x = 633,268.50 × 277,615.66
  4. Step 4: Simplify right side
    458,859.22x = 175,805,252,584.71
  5. Step 5: Solve for x
    x = 175,805,252,584.71/458,859.22
  6. Step 6: Final answer
    x = 383,135.49

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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.