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Finding the Fourth Proportional to 366,396.54, 549,673.17 and 113,671.53

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Solution

The fourth proportional to 366,396.54, 549,673.17 and 113,671.53 is: 170,531.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,396.54 : 549,673.17 = 113,671.53 : x
  2. Step 2: Convert to fraction form
    366,396.54/549,673.17 = 113,671.53/x
  3. Step 3: Cross multiply
    366,396.54x = 549,673.17 × 113,671.53
  4. Step 4: Simplify right side
    366,396.54x = 62,482,190,233.85
  5. Step 5: Solve for x
    x = 62,482,190,233.85/366,396.54
  6. Step 6: Final answer
    x = 170,531.61

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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.