Home / 749,296.67-1,124,387.87-276,314.18

Finding the Fourth Proportional to 749,296.67, 1,124,387.87 and 276,314.18

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Solution

The fourth proportional to 749,296.67, 1,124,387.87 and 276,314.18 is: 414,634.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,296.67 : 1,124,387.87 = 276,314.18 : x
  2. Step 2: Convert to fraction form
    749,296.67/1,124,387.87 = 276,314.18/x
  3. Step 3: Cross multiply
    749,296.67x = 1,124,387.87 × 276,314.18
  4. Step 4: Simplify right side
    749,296.67x = 310,684,305,297.49
  5. Step 5: Solve for x
    x = 310,684,305,297.49/749,296.67
  6. Step 6: Final answer
    x = 414,634.58

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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.