Home / 633,045.46-949,569.90-159,730.78

Finding the Fourth Proportional to 633,045.46, 949,569.90 and 159,730.78

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Solution

The fourth proportional to 633,045.46, 949,569.90 and 159,730.78 is: 239,596.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    633,045.46 : 949,569.90 = 159,730.78 : x
  2. Step 2: Convert to fraction form
    633,045.46/949,569.90 = 159,730.78/x
  3. Step 3: Cross multiply
    633,045.46x = 949,569.90 × 159,730.78
  4. Step 4: Simplify right side
    633,045.46x = 151,675,540,791.52
  5. Step 5: Solve for x
    x = 151,675,540,791.52/633,045.46
  6. Step 6: Final answer
    x = 239,596.60

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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.