Home / 880,297.68-1,320,937.14-475,481.72

Finding the Fourth Proportional to 880,297.68, 1,320,937.14 and 475,481.72

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Solution

The fourth proportional to 880,297.68, 1,320,937.14 and 475,481.72 is: 713,487.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,297.68 : 1,320,937.14 = 475,481.72 : x
  2. Step 2: Convert to fraction form
    880,297.68/1,320,937.14 = 475,481.72/x
  3. Step 3: Cross multiply
    880,297.68x = 1,320,937.14 × 475,481.72
  4. Step 4: Simplify right side
    880,297.68x = 628,081,456,734.40
  5. Step 5: Solve for x
    x = 628,081,456,734.40/880,297.68
  6. Step 6: Final answer
    x = 713,487.57

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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.