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Finding the Fourth Proportional to 366,314.80, 549,550.80 and 113,589.87

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Solution

The fourth proportional to 366,314.80, 549,550.80 and 113,589.87 is: 170,409.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,314.80 : 549,550.80 = 113,589.87 : x
  2. Step 2: Convert to fraction form
    366,314.80/549,550.80 = 113,589.87/x
  3. Step 3: Cross multiply
    366,314.80x = 549,550.80 × 113,589.87
  4. Step 4: Simplify right side
    366,314.80x = 62,423,400,614.69
  5. Step 5: Solve for x
    x = 62,423,400,614.69/366,314.80
  6. Step 6: Final answer
    x = 170,409.17

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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.