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Finding the Fourth Proportional to 441,429.73, 662,150.67 and 125,886.67

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Solution

The fourth proportional to 441,429.73, 662,150.67 and 125,886.67 is: 188,831.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,429.73 : 662,150.67 = 125,886.67 : x
  2. Step 2: Convert to fraction form
    441,429.73/662,150.67 = 125,886.67/x
  3. Step 3: Cross multiply
    441,429.73x = 662,150.67 × 125,886.67
  4. Step 4: Simplify right side
    441,429.73x = 83,355,938,944.38
  5. Step 5: Solve for x
    x = 83,355,938,944.38/441,429.73
  6. Step 6: Final answer
    x = 188,831.73

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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.