Home / 454,446.60-627,084.90-263,420.52

Finding the Fourth Proportional to 454,446.60, 627,084.90 and 263,420.52

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Solution

The fourth proportional to 454,446.60, 627,084.90 and 263,420.52 is: 363,490.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,446.60 : 627,084.90 = 263,420.52 : x
  2. Step 2: Convert to fraction form
    454,446.60/627,084.90 = 263,420.52/x
  3. Step 3: Cross multiply
    454,446.60x = 627,084.90 × 263,420.52
  4. Step 4: Simplify right side
    454,446.60x = 165,187,030,442.15
  5. Step 5: Solve for x
    x = 165,187,030,442.15/454,446.60
  6. Step 6: Final answer
    x = 363,490.52

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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.