Home / 892,918.34-1,339,373.85-324,298.34

Finding the Fourth Proportional to 892,918.34, 1,339,373.85 and 324,298.34

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Solution

The fourth proportional to 892,918.34, 1,339,373.85 and 324,298.34 is: 486,446.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,918.34 : 1,339,373.85 = 324,298.34 : x
  2. Step 2: Convert to fraction form
    892,918.34/1,339,373.85 = 324,298.34/x
  3. Step 3: Cross multiply
    892,918.34x = 1,339,373.85 × 324,298.34
  4. Step 4: Simplify right side
    892,918.34x = 434,356,716,194.41
  5. Step 5: Solve for x
    x = 434,356,716,194.41/892,918.34
  6. Step 6: Final answer
    x = 486,446.18

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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.