Home / 880,778.61-1,320,843.86-304,255.18

Finding the Fourth Proportional to 880,778.61, 1,320,843.86 and 304,255.18

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Solution

The fourth proportional to 880,778.61, 1,320,843.86 and 304,255.18 is: 456,270.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,778.61 : 1,320,843.86 = 304,255.18 : x
  2. Step 2: Convert to fraction form
    880,778.61/1,320,843.86 = 304,255.18/x
  3. Step 3: Cross multiply
    880,778.61x = 1,320,843.86 × 304,255.18
  4. Step 4: Simplify right side
    880,778.61x = 401,873,581,552.81
  5. Step 5: Solve for x
    x = 401,873,581,552.81/880,778.61
  6. Step 6: Final answer
    x = 456,270.82

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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.