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Finding the Fourth Proportional to 451,648.62, 623,097.27 and 260,625.11

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Solution

The fourth proportional to 451,648.62, 623,097.27 and 260,625.11 is: 359,560.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,648.62 : 623,097.27 = 260,625.11 : x
  2. Step 2: Convert to fraction form
    451,648.62/623,097.27 = 260,625.11/x
  3. Step 3: Cross multiply
    451,648.62x = 623,097.27 × 260,625.11
  4. Step 4: Simplify right side
    451,648.62x = 162,394,791,418.96
  5. Step 5: Solve for x
    x = 162,394,791,418.96/451,648.62
  6. Step 6: Final answer
    x = 359,560.03

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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.