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Finding the Fourth Proportional to 293,301.76, 404,756.42 and 159,165.76

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Solution

The fourth proportional to 293,301.76, 404,756.42 and 159,165.76 is: 219,648.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,301.76 : 404,756.42 = 159,165.76 : x
  2. Step 2: Convert to fraction form
    293,301.76/404,756.42 = 159,165.76/x
  3. Step 3: Cross multiply
    293,301.76x = 404,756.42 × 159,165.76
  4. Step 4: Simplify right side
    293,301.76x = 64,423,363,204.18
  5. Step 5: Solve for x
    x = 64,423,363,204.18/293,301.76
  6. Step 6: Final answer
    x = 219,648.74

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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.