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Finding the Fourth Proportional to 293,337.76, 404,795.28 and 159,198.88

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Solution

The fourth proportional to 293,337.76, 404,795.28 and 159,198.88 is: 219,688.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,337.76 : 404,795.28 = 159,198.88 : x
  2. Step 2: Convert to fraction form
    293,337.76/404,795.28 = 159,198.88/x
  3. Step 3: Cross multiply
    293,337.76x = 404,795.28 × 159,198.88
  4. Step 4: Simplify right side
    293,337.76x = 64,442,955,205.29
  5. Step 5: Solve for x
    x = 64,442,955,205.29/293,337.76
  6. Step 6: Final answer
    x = 219,688.58

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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.