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Finding the Fourth Proportional to 846,843, 1,270,514.03 and 341,143.75

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Solution

The fourth proportional to 846,843, 1,270,514.03 and 341,143.75 is: 511,816.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    846,843 : 1,270,514.03 = 341,143.75 : x
  2. Step 2: Convert to fraction form
    846,843/1,270,514.03 = 341,143.75/x
  3. Step 3: Cross multiply
    846,843x = 1,270,514.03 × 341,143.75
  4. Step 4: Simplify right side
    846,843x = 433,427,920,621.81
  5. Step 5: Solve for x
    x = 433,427,920,621.81/846,843
  6. Step 6: Final answer
    x = 511,816.15

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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.