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Finding the Fourth Proportional to 366,382.40, 549,651.97 and 113,657.41

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Solution

The fourth proportional to 366,382.40, 549,651.97 and 113,657.41 is: 170,510.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,382.40 : 549,651.97 = 113,657.41 : x
  2. Step 2: Convert to fraction form
    366,382.40/549,651.97 = 113,657.41/x
  3. Step 3: Cross multiply
    366,382.40x = 549,651.97 × 113,657.41
  4. Step 4: Simplify right side
    366,382.40x = 62,472,019,311.60
  5. Step 5: Solve for x
    x = 62,472,019,311.60/366,382.40
  6. Step 6: Final answer
    x = 170,510.43

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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.