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Finding the Fourth Proportional to 488,377.37, 731,680.31 and 360,610.11

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Solution

The fourth proportional to 488,377.37, 731,680.31 and 360,610.11 is: 540,261.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,377.37 : 731,680.31 = 360,610.11 : x
  2. Step 2: Convert to fraction form
    488,377.37/731,680.31 = 360,610.11/x
  3. Step 3: Cross multiply
    488,377.37x = 731,680.31 × 360,610.11
  4. Step 4: Simplify right side
    488,377.37x = 263,851,317,975.46
  5. Step 5: Solve for x
    x = 263,851,317,975.46/488,377.37
  6. Step 6: Final answer
    x = 540,261.14

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.