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Finding the Fourth Proportional to 474,346.02, 654,633.02 and 270,401.79

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Solution

The fourth proportional to 474,346.02, 654,633.02 and 270,401.79 is: 373,174.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,346.02 : 654,633.02 = 270,401.79 : x
  2. Step 2: Convert to fraction form
    474,346.02/654,633.02 = 270,401.79/x
  3. Step 3: Cross multiply
    474,346.02x = 654,633.02 × 270,401.79
  4. Step 4: Simplify right side
    474,346.02x = 177,013,940,401.11
  5. Step 5: Solve for x
    x = 177,013,940,401.11/474,346.02
  6. Step 6: Final answer
    x = 373,174.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.