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Finding the Fourth Proportional to 366,039.55, 549,008.70 and 113,493.70

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Solution

The fourth proportional to 366,039.55, 549,008.70 and 113,493.70 is: 170,224.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,039.55 : 549,008.70 = 113,493.70 : x
  2. Step 2: Convert to fraction form
    366,039.55/549,008.70 = 113,493.70/x
  3. Step 3: Cross multiply
    366,039.55x = 549,008.70 × 113,493.70
  4. Step 4: Simplify right side
    366,039.55x = 62,309,028,695.19
  5. Step 5: Solve for x
    x = 62,309,028,695.19/366,039.55
  6. Step 6: Final answer
    x = 170,224.85

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1.5x scale

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.