Home / 410,120.20-614,604.30-326,024.20

Finding the Fourth Proportional to 410,120.20, 614,604.30 and 326,024.20

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Solution

The fourth proportional to 410,120.20, 614,604.30 and 326,024.20 is: 488,578.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,120.20 : 614,604.30 = 326,024.20 : x
  2. Step 2: Convert to fraction form
    410,120.20/614,604.30 = 326,024.20/x
  3. Step 3: Cross multiply
    410,120.20x = 614,604.30 × 326,024.20
  4. Step 4: Simplify right side
    410,120.20x = 200,375,875,224.06
  5. Step 5: Solve for x
    x = 200,375,875,224.06/410,120.20
  6. Step 6: Final answer
    x = 488,578.41

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1.5x scale

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.