Home / 330,013.16-494,182.42-276,564.60

Finding the Fourth Proportional to 330,013.16, 494,182.42 and 276,564.60

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Solution

The fourth proportional to 330,013.16, 494,182.42 and 276,564.60 is: 414,145.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,013.16 : 494,182.42 = 276,564.60 : x
  2. Step 2: Convert to fraction form
    330,013.16/494,182.42 = 276,564.60/x
  3. Step 3: Cross multiply
    330,013.16x = 494,182.42 × 276,564.60
  4. Step 4: Simplify right side
    330,013.16x = 136,673,363,314.33
  5. Step 5: Solve for x
    x = 136,673,363,314.33/330,013.16
  6. Step 6: Final answer
    x = 414,145.19

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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.