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Finding the Fourth Proportional to 366,371.40, 549,635.54 and 113,646.41

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Solution

The fourth proportional to 366,371.40, 549,635.54 and 113,646.41 is: 170,493.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,371.40 : 549,635.54 = 113,646.41 : x
  2. Step 2: Convert to fraction form
    366,371.40/549,635.54 = 113,646.41/x
  3. Step 3: Cross multiply
    366,371.40x = 549,635.54 × 113,646.41
  4. Step 4: Simplify right side
    366,371.40x = 62,464,102,613.00
  5. Step 5: Solve for x
    x = 62,464,102,613.00/366,371.40
  6. Step 6: Final answer
    x = 170,493.94

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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.