Home / 330,984.33-496,550.25-120,622.28

Finding the Fourth Proportional to 330,984.33, 496,550.25 and 120,622.28

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Solution

The fourth proportional to 330,984.33, 496,550.25 and 120,622.28 is: 180,960.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,984.33 : 496,550.25 = 120,622.28 : x
  2. Step 2: Convert to fraction form
    330,984.33/496,550.25 = 120,622.28/x
  3. Step 3: Cross multiply
    330,984.33x = 496,550.25 × 120,622.28
  4. Step 4: Simplify right side
    330,984.33x = 59,895,020,806.82
  5. Step 5: Solve for x
    x = 59,895,020,806.82/330,984.33
  6. Step 6: Final answer
    x = 180,960.29

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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.