Home / 351,767.27-526,389.62-304,544.78

Finding the Fourth Proportional to 351,767.27, 526,389.62 and 304,544.78

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Solution

The fourth proportional to 351,767.27, 526,389.62 and 304,544.78 is: 455,725.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,767.27 : 526,389.62 = 304,544.78 : x
  2. Step 2: Convert to fraction form
    351,767.27/526,389.62 = 304,544.78/x
  3. Step 3: Cross multiply
    351,767.27x = 526,389.62 × 304,544.78
  4. Step 4: Simplify right side
    351,767.27x = 160,309,211,017.18
  5. Step 5: Solve for x
    x = 160,309,211,017.18/351,767.27
  6. Step 6: Final answer
    x = 455,725.20

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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.