Home / 917,245.91-1,376,410.14-349,105.29

Finding the Fourth Proportional to 917,245.91, 1,376,410.14 and 349,105.29

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Solution

The fourth proportional to 917,245.91, 1,376,410.14 and 349,105.29 is: 523,863.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    917,245.91 : 1,376,410.14 = 349,105.29 : x
  2. Step 2: Convert to fraction form
    917,245.91/1,376,410.14 = 349,105.29/x
  3. Step 3: Cross multiply
    917,245.91x = 1,376,410.14 × 349,105.29
  4. Step 4: Simplify right side
    917,245.91x = 480,512,061,083.64
  5. Step 5: Solve for x
    x = 480,512,061,083.64/917,245.91
  6. Step 6: Final answer
    x = 523,863.95

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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.