Home / 230,839.40-346,259.10-185,738.60

Finding the Fourth Proportional to 230,839.40, 346,259.10 and 185,738.60

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Solution

The fourth proportional to 230,839.40, 346,259.10 and 185,738.60 is: 278,607.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,839.40 : 346,259.10 = 185,738.60 : x
  2. Step 2: Convert to fraction form
    230,839.40/346,259.10 = 185,738.60/x
  3. Step 3: Cross multiply
    230,839.40x = 346,259.10 × 185,738.60
  4. Step 4: Simplify right side
    230,839.40x = 64,313,680,471.26
  5. Step 5: Solve for x
    x = 64,313,680,471.26/230,839.40
  6. Step 6: Final answer
    x = 278,607.90

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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.