Home / 691,853.27-1,037,679.56-265,496.42

Finding the Fourth Proportional to 691,853.27, 1,037,679.56 and 265,496.42

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Solution

The fourth proportional to 691,853.27, 1,037,679.56 and 265,496.42 is: 398,206.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    691,853.27 : 1,037,679.56 = 265,496.42 : x
  2. Step 2: Convert to fraction form
    691,853.27/1,037,679.56 = 265,496.42/x
  3. Step 3: Cross multiply
    691,853.27x = 1,037,679.56 × 265,496.42
  4. Step 4: Simplify right side
    691,853.27x = 275,500,201,771.30
  5. Step 5: Solve for x
    x = 275,500,201,771.30/691,853.27
  6. Step 6: Final answer
    x = 398,206.12

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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.