Home / 465,017.04-641,679.18-261,021.24

Finding the Fourth Proportional to 465,017.04, 641,679.18 and 261,021.24

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Solution

The fourth proportional to 465,017.04, 641,679.18 and 261,021.24 is: 360,184.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,017.04 : 641,679.18 = 261,021.24 : x
  2. Step 2: Convert to fraction form
    465,017.04/641,679.18 = 261,021.24/x
  3. Step 3: Cross multiply
    465,017.04x = 641,679.18 × 261,021.24
  4. Step 4: Simplify right side
    465,017.04x = 167,491,895,245.78
  5. Step 5: Solve for x
    x = 167,491,895,245.78/465,017.04
  6. Step 6: Final answer
    x = 360,184.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.