Home / 880,126.80-1,320,190.20-565,198.80

Finding the Fourth Proportional to 880,126.80, 1,320,190.20 and 565,198.80

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Solution

The fourth proportional to 880,126.80, 1,320,190.20 and 565,198.80 is: 847,798.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,126.80 : 1,320,190.20 = 565,198.80 : x
  2. Step 2: Convert to fraction form
    880,126.80/1,320,190.20 = 565,198.80/x
  3. Step 3: Cross multiply
    880,126.80x = 1,320,190.20 × 565,198.80
  4. Step 4: Simplify right side
    880,126.80x = 746,169,916,811.76
  5. Step 5: Solve for x
    x = 746,169,916,811.76/880,126.80
  6. Step 6: Final answer
    x = 847,798.20

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Double scale
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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.