Home / 306,934.38-423,568.26-170,969.94

Finding the Fourth Proportional to 306,934.38, 423,568.26 and 170,969.94

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Solution

The fourth proportional to 306,934.38, 423,568.26 and 170,969.94 is: 235,937.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,934.38 : 423,568.26 = 170,969.94 : x
  2. Step 2: Convert to fraction form
    306,934.38/423,568.26 = 170,969.94/x
  3. Step 3: Cross multiply
    306,934.38x = 423,568.26 × 170,969.94
  4. Step 4: Simplify right side
    306,934.38x = 72,417,439,998.10
  5. Step 5: Solve for x
    x = 72,417,439,998.10/306,934.38
  6. Step 6: Final answer
    x = 235,937.86

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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.