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Finding the Fourth Proportional to 277,383.87, 382,790.40 and 150,059.48

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Solution

The fourth proportional to 277,383.87, 382,790.40 and 150,059.48 is: 207,082.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,383.87 : 382,790.40 = 150,059.48 : x
  2. Step 2: Convert to fraction form
    277,383.87/382,790.40 = 150,059.48/x
  3. Step 3: Cross multiply
    277,383.87x = 382,790.40 × 150,059.48
  4. Step 4: Simplify right side
    277,383.87x = 57,441,326,459.04
  5. Step 5: Solve for x
    x = 57,441,326,459.04/277,383.87
  6. Step 6: Final answer
    x = 207,082.43

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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.