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Finding the Fourth Proportional to 244,428.40, 366,970.65 and 156,073.60

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Solution

The fourth proportional to 244,428.40, 366,970.65 and 156,073.60 is: 234,319.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,428.40 : 366,970.65 = 156,073.60 : x
  2. Step 2: Convert to fraction form
    244,428.40/366,970.65 = 156,073.60/x
  3. Step 3: Cross multiply
    244,428.40x = 366,970.65 × 156,073.60
  4. Step 4: Simplify right side
    244,428.40x = 57,274,430,439.84
  5. Step 5: Solve for x
    x = 57,274,430,439.84/244,428.40
  6. Step 6: Final answer
    x = 234,319.87

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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.