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Finding the Fourth Proportional to 295,887.59, 408,304.37 and 166,830.65

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Solution

The fourth proportional to 295,887.59, 408,304.37 and 166,830.65 is: 230,214.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,887.59 : 408,304.37 = 166,830.65 : x
  2. Step 2: Convert to fraction form
    295,887.59/408,304.37 = 166,830.65/x
  3. Step 3: Cross multiply
    295,887.59x = 408,304.37 × 166,830.65
  4. Step 4: Simplify right side
    295,887.59x = 68,117,682,610.79
  5. Step 5: Solve for x
    x = 68,117,682,610.79/295,887.59
  6. Step 6: Final answer
    x = 230,214.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.