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Finding the Fourth Proportional to 366,385.08, 549,656.46 and 113,660.52

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Solution

The fourth proportional to 366,385.08, 549,656.46 and 113,660.52 is: 170,515.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,385.08 : 549,656.46 = 113,660.52 : x
  2. Step 2: Convert to fraction form
    366,385.08/549,656.46 = 113,660.52/x
  3. Step 3: Cross multiply
    366,385.08x = 549,656.46 × 113,660.52
  4. Step 4: Simplify right side
    366,385.08x = 62,474,239,064.96
  5. Step 5: Solve for x
    x = 62,474,239,064.96/366,385.08
  6. Step 6: Final answer
    x = 170,515.24

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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.