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Finding the Fourth Proportional to 550,898.28, 826,696.92 and 235,357.56

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Solution

The fourth proportional to 550,898.28, 826,696.92 and 235,357.56 is: 353,185.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,898.28 : 826,696.92 = 235,357.56 : x
  2. Step 2: Convert to fraction form
    550,898.28/826,696.92 = 235,357.56/x
  3. Step 3: Cross multiply
    550,898.28x = 826,696.92 × 235,357.56
  4. Step 4: Simplify right side
    550,898.28x = 194,569,369,950.72
  5. Step 5: Solve for x
    x = 194,569,369,950.72/550,898.28
  6. Step 6: Final answer
    x = 353,185.66

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.