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Finding the Fourth Proportional to 244,739, 367,064.70 and 155,728.10

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Solution

The fourth proportional to 244,739, 367,064.70 and 155,728.10 is: 233,564.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,739 : 367,064.70 = 155,728.10 : x
  2. Step 2: Convert to fraction form
    244,739/367,064.70 = 155,728.10/x
  3. Step 3: Cross multiply
    244,739x = 367,064.70 × 155,728.10
  4. Step 4: Simplify right side
    244,739x = 57,162,288,308.07
  5. Step 5: Solve for x
    x = 57,162,288,308.07/244,739
  6. Step 6: Final answer
    x = 233,564.28

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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.