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Finding the Fourth Proportional to 463,349.20, 694,246.20 and 396,475.60

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Solution

The fourth proportional to 463,349.20, 694,246.20 and 396,475.60 is: 594,048.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,349.20 : 694,246.20 = 396,475.60 : x
  2. Step 2: Convert to fraction form
    463,349.20/694,246.20 = 396,475.60/x
  3. Step 3: Cross multiply
    463,349.20x = 694,246.20 × 396,475.60
  4. Step 4: Simplify right side
    463,349.20x = 275,251,678,692.72
  5. Step 5: Solve for x
    x = 275,251,678,692.72/463,349.20
  6. Step 6: Final answer
    x = 594,048.03

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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.