Home / 410,004.10-565,578.21-240,205.42

Finding the Fourth Proportional to 410,004.10, 565,578.21 and 240,205.42

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Solution

The fourth proportional to 410,004.10, 565,578.21 and 240,205.42 is: 331,350.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,004.10 : 565,578.21 = 240,205.42 : x
  2. Step 2: Convert to fraction form
    410,004.10/565,578.21 = 240,205.42/x
  3. Step 3: Cross multiply
    410,004.10x = 565,578.21 × 240,205.42
  4. Step 4: Simplify right side
    410,004.10x = 135,854,951,475.90
  5. Step 5: Solve for x
    x = 135,854,951,475.90/410,004.10
  6. Step 6: Final answer
    x = 331,350.23

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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.