Home / 301,156.27-415,787.06-268,834.24

Finding the Fourth Proportional to 301,156.27, 415,787.06 and 268,834.24

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Solution

The fourth proportional to 301,156.27, 415,787.06 and 268,834.24 is: 371,162.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,156.27 : 415,787.06 = 268,834.24 : x
  2. Step 2: Convert to fraction form
    301,156.27/415,787.06 = 268,834.24/x
  3. Step 3: Cross multiply
    301,156.27x = 415,787.06 × 268,834.24
  4. Step 4: Simplify right side
    301,156.27x = 111,777,798,276.93
  5. Step 5: Solve for x
    x = 111,777,798,276.93/301,156.27
  6. Step 6: Final answer
    x = 371,162.12

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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.