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Finding the Fourth Proportional to 297,437.82, 410,438.79 and 170,092.86

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Solution

The fourth proportional to 297,437.82, 410,438.79 and 170,092.86 is: 234,713.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,437.82 : 410,438.79 = 170,092.86 : x
  2. Step 2: Convert to fraction form
    297,437.82/410,438.79 = 170,092.86/x
  3. Step 3: Cross multiply
    297,437.82x = 410,438.79 × 170,092.86
  4. Step 4: Simplify right side
    297,437.82x = 69,812,707,646.04
  5. Step 5: Solve for x
    x = 69,812,707,646.04/297,437.82
  6. Step 6: Final answer
    x = 234,713.62

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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.