Home / 818,785.14-1,228,364.64-250,247.16

Finding the Fourth Proportional to 818,785.14, 1,228,364.64 and 250,247.16

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Solution

The fourth proportional to 818,785.14, 1,228,364.64 and 250,247.16 is: 375,427.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    818,785.14 : 1,228,364.64 = 250,247.16 : x
  2. Step 2: Convert to fraction form
    818,785.14/1,228,364.64 = 250,247.16/x
  3. Step 3: Cross multiply
    818,785.14x = 1,228,364.64 × 250,247.16
  4. Step 4: Simplify right side
    818,785.14x = 307,394,762,604.42
  5. Step 5: Solve for x
    x = 307,394,762,604.42/818,785.14
  6. Step 6: Final answer
    x = 375,427.87

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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.