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Finding the Fourth Proportional to 458,827.63, 633,164.51 and 254,891.39

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Solution

The fourth proportional to 458,827.63, 633,164.51 and 254,891.39 is: 351,740.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,827.63 : 633,164.51 = 254,891.39 : x
  2. Step 2: Convert to fraction form
    458,827.63/633,164.51 = 254,891.39/x
  3. Step 3: Cross multiply
    458,827.63x = 633,164.51 × 254,891.39
  4. Step 4: Simplify right side
    458,827.63x = 161,388,182,052.57
  5. Step 5: Solve for x
    x = 161,388,182,052.57/458,827.63
  6. Step 6: Final answer
    x = 351,740.33

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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.