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Finding the Fourth Proportional to 244,620.80, 366,931.20 and 156,047.30

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Solution

The fourth proportional to 244,620.80, 366,931.20 and 156,047.30 is: 234,070.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,620.80 : 366,931.20 = 156,047.30 : x
  2. Step 2: Convert to fraction form
    244,620.80/366,931.20 = 156,047.30/x
  3. Step 3: Cross multiply
    244,620.80x = 366,931.20 × 156,047.30
  4. Step 4: Simplify right side
    244,620.80x = 57,258,623,045.76
  5. Step 5: Solve for x
    x = 57,258,623,045.76/244,620.80
  6. Step 6: Final answer
    x = 234,070.95

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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.