Home / 880,274.66-1,320,501.42-303,822.90

Finding the Fourth Proportional to 880,274.66, 1,320,501.42 and 303,822.90

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Solution

The fourth proportional to 880,274.66, 1,320,501.42 and 303,822.90 is: 455,765.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,274.66 : 1,320,501.42 = 303,822.90 : x
  2. Step 2: Convert to fraction form
    880,274.66/1,320,501.42 = 303,822.90/x
  3. Step 3: Cross multiply
    880,274.66x = 1,320,501.42 × 303,822.90
  4. Step 4: Simplify right side
    880,274.66x = 401,198,570,878.52
  5. Step 5: Solve for x
    x = 401,198,570,878.52/880,274.66
  6. Step 6: Final answer
    x = 455,765.22

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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.