Home / 1,180,234.80-1,770,350.88-470,761.20

Finding the Fourth Proportional to 1,180,234.80, 1,770,350.88 and 470,761.20

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Solution

The fourth proportional to 1,180,234.80, 1,770,350.88 and 470,761.20 is: 706,141.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,180,234.80 : 1,770,350.88 = 470,761.20 : x
  2. Step 2: Convert to fraction form
    1,180,234.80/1,770,350.88 = 470,761.20/x
  3. Step 3: Cross multiply
    1,180,234.80x = 1,770,350.88 × 470,761.20
  4. Step 4: Simplify right side
    1,180,234.80x = 833,412,504,689.86
  5. Step 5: Solve for x
    x = 833,412,504,689.86/1,180,234.80
  6. Step 6: Final answer
    x = 706,141.27

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Double scale
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Similar ratio
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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.