Home / 300,784.25-415,082.27-179,930.63

Finding the Fourth Proportional to 300,784.25, 415,082.27 and 179,930.63

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Solution

The fourth proportional to 300,784.25, 415,082.27 and 179,930.63 is: 248,304.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,784.25 : 415,082.27 = 179,930.63 : x
  2. Step 2: Convert to fraction form
    300,784.25/415,082.27 = 179,930.63/x
  3. Step 3: Cross multiply
    300,784.25x = 415,082.27 × 179,930.63
  4. Step 4: Simplify right side
    300,784.25x = 74,686,014,342.93
  5. Step 5: Solve for x
    x = 74,686,014,342.93/300,784.25
  6. Step 6: Final answer
    x = 248,304.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.