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Finding the Fourth Proportional to 244,728.66, 367,078.20 and 145,520.20

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Solution

The fourth proportional to 244,728.66, 367,078.20 and 145,520.20 is: 218,271.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,728.66 : 367,078.20 = 145,520.20 : x
  2. Step 2: Convert to fraction form
    244,728.66/367,078.20 = 145,520.20/x
  3. Step 3: Cross multiply
    244,728.66x = 367,078.20 × 145,520.20
  4. Step 4: Simplify right side
    244,728.66x = 53,417,293,079.64
  5. Step 5: Solve for x
    x = 53,417,293,079.64/244,728.66
  6. Step 6: Final answer
    x = 218,271.51

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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.