Home / 846,397.25-1,269,581.17-340,945.31

Finding the Fourth Proportional to 846,397.25, 1,269,581.17 and 340,945.31

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Solution

The fourth proportional to 846,397.25, 1,269,581.17 and 340,945.31 is: 511,412.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    846,397.25 : 1,269,581.17 = 340,945.31 : x
  2. Step 2: Convert to fraction form
    846,397.25/1,269,581.17 = 340,945.31/x
  3. Step 3: Cross multiply
    846,397.25x = 1,269,581.17 × 340,945.31
  4. Step 4: Simplify right side
    846,397.25x = 432,857,739,227.91
  5. Step 5: Solve for x
    x = 432,857,739,227.91/846,397.25
  6. Step 6: Final answer
    x = 511,412.03

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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.