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Finding the Fourth Proportional to 452,862, 624,790.26 and 271,632.60

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Solution

The fourth proportional to 452,862, 624,790.26 and 271,632.60 is: 374,757.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,862 : 624,790.26 = 271,632.60 : x
  2. Step 2: Convert to fraction form
    452,862/624,790.26 = 271,632.60/x
  3. Step 3: Cross multiply
    452,862x = 624,790.26 × 271,632.60
  4. Step 4: Simplify right side
    452,862x = 169,713,402,778.48
  5. Step 5: Solve for x
    x = 169,713,402,778.48/452,862
  6. Step 6: Final answer
    x = 374,757.44

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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.