Home / 307,926.16-424,845.27-178,839.77

Finding the Fourth Proportional to 307,926.16, 424,845.27 and 178,839.77

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Solution

The fourth proportional to 307,926.16, 424,845.27 and 178,839.77 is: 246,744.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,926.16 : 424,845.27 = 178,839.77 : x
  2. Step 2: Convert to fraction form
    307,926.16/424,845.27 = 178,839.77/x
  3. Step 3: Cross multiply
    307,926.16x = 424,845.27 × 178,839.77
  4. Step 4: Simplify right side
    307,926.16x = 75,979,228,248.16
  5. Step 5: Solve for x
    x = 75,979,228,248.16/307,926.16
  6. Step 6: Final answer
    x = 246,744.96

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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.