Home / 296,832.64-445,423.68-109,974.40

Finding the Fourth Proportional to 296,832.64, 445,423.68 and 109,974.40

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Solution

The fourth proportional to 296,832.64, 445,423.68 and 109,974.40 is: 165,026.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,832.64 : 445,423.68 = 109,974.40 : x
  2. Step 2: Convert to fraction form
    296,832.64/445,423.68 = 109,974.40/x
  3. Step 3: Cross multiply
    296,832.64x = 445,423.68 × 109,974.40
  4. Step 4: Simplify right side
    296,832.64x = 48,985,201,953.79
  5. Step 5: Solve for x
    x = 48,985,201,953.79/296,832.64
  6. Step 6: Final answer
    x = 165,026.33

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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.