Home / 818,776.13-1,228,351.14-250,238.16

Finding the Fourth Proportional to 818,776.13, 1,228,351.14 and 250,238.16

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Solution

The fourth proportional to 818,776.13, 1,228,351.14 and 250,238.16 is: 375,414.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    818,776.13 : 1,228,351.14 = 250,238.16 : x
  2. Step 2: Convert to fraction form
    818,776.13/1,228,351.14 = 250,238.16/x
  3. Step 3: Cross multiply
    818,776.13x = 1,228,351.14 × 250,238.16
  4. Step 4: Simplify right side
    818,776.13x = 307,380,329,107.50
  5. Step 5: Solve for x
    x = 307,380,329,107.50/818,776.13
  6. Step 6: Final answer
    x = 375,414.38

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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.