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Finding the Fourth Proportional to 396,477.36, 594,832.70 and 159,698.16

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Solution

The fourth proportional to 396,477.36, 594,832.70 and 159,698.16 is: 239,594.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,477.36 : 594,832.70 = 159,698.16 : x
  2. Step 2: Convert to fraction form
    396,477.36/594,832.70 = 159,698.16/x
  3. Step 3: Cross multiply
    396,477.36x = 594,832.70 × 159,698.16
  4. Step 4: Simplify right side
    396,477.36x = 94,993,687,697.83
  5. Step 5: Solve for x
    x = 94,993,687,697.83/396,477.36
  6. Step 6: Final answer
    x = 239,594.23

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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.