Home / 346,103.24-518,717.46-185,781.56

Finding the Fourth Proportional to 346,103.24, 518,717.46 and 185,781.56

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Solution

The fourth proportional to 346,103.24, 518,717.46 and 185,781.56 is: 278,437.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,103.24 : 518,717.46 = 185,781.56 : x
  2. Step 2: Convert to fraction form
    346,103.24/518,717.46 = 185,781.56/x
  3. Step 3: Cross multiply
    346,103.24x = 518,717.46 × 185,781.56
  4. Step 4: Simplify right side
    346,103.24x = 96,368,138,918.04
  5. Step 5: Solve for x
    x = 96,368,138,918.04/346,103.24
  6. Step 6: Final answer
    x = 278,437.55

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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.