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Finding the Fourth Proportional to 244,967.80, 367,451.70 and 78,772.60

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Solution

The fourth proportional to 244,967.80, 367,451.70 and 78,772.60 is: 118,158.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,967.80 : 367,451.70 = 78,772.60 : x
  2. Step 2: Convert to fraction form
    244,967.80/367,451.70 = 78,772.60/x
  3. Step 3: Cross multiply
    244,967.80x = 367,451.70 × 78,772.60
  4. Step 4: Simplify right side
    244,967.80x = 28,945,125,783.42
  5. Step 5: Solve for x
    x = 28,945,125,783.42/244,967.80
  6. Step 6: Final answer
    x = 118,158.90

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1.5x scale

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.