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Finding the Fourth Proportional to 269,646.37, 372,246.71 and 167,704.70

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Solution

The fourth proportional to 269,646.37, 372,246.71 and 167,704.70 is: 231,516.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,646.37 : 372,246.71 = 167,704.70 : x
  2. Step 2: Convert to fraction form
    269,646.37/372,246.71 = 167,704.70/x
  3. Step 3: Cross multiply
    269,646.37x = 372,246.71 × 167,704.70
  4. Step 4: Simplify right side
    269,646.37x = 62,427,521,699.01
  5. Step 5: Solve for x
    x = 62,427,521,699.01/269,646.37
  6. Step 6: Final answer
    x = 231,516.27

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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.