Home / 767,474.28-1,151,353.58-262,007.55

Finding the Fourth Proportional to 767,474.28, 1,151,353.58 and 262,007.55

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Solution

The fourth proportional to 767,474.28, 1,151,353.58 and 262,007.55 is: 393,059.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,474.28 : 1,151,353.58 = 262,007.55 : x
  2. Step 2: Convert to fraction form
    767,474.28/1,151,353.58 = 262,007.55/x
  3. Step 3: Cross multiply
    767,474.28x = 1,151,353.58 × 262,007.55
  4. Step 4: Simplify right side
    767,474.28x = 301,663,329,369.49
  5. Step 5: Solve for x
    x = 301,663,329,369.49/767,474.28
  6. Step 6: Final answer
    x = 393,059.86

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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.