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Finding the Fourth Proportional to 332,340.90, 498,171.15 and 163,601.70

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Solution

The fourth proportional to 332,340.90, 498,171.15 and 163,601.70 is: 245,235.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,340.90 : 498,171.15 = 163,601.70 : x
  2. Step 2: Convert to fraction form
    332,340.90/498,171.15 = 163,601.70/x
  3. Step 3: Cross multiply
    332,340.90x = 498,171.15 × 163,601.70
  4. Step 4: Simplify right side
    332,340.90x = 81,501,647,030.96
  5. Step 5: Solve for x
    x = 81,501,647,030.96/332,340.90
  6. Step 6: Final answer
    x = 245,235.08

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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.