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Finding the Fourth Proportional to 277,712.46, 383,244.42 and 150,388.20

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Solution

The fourth proportional to 277,712.46, 383,244.42 and 150,388.20 is: 207,536.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,712.46 : 383,244.42 = 150,388.20 : x
  2. Step 2: Convert to fraction form
    277,712.46/383,244.42 = 150,388.20/x
  3. Step 3: Cross multiply
    277,712.46x = 383,244.42 × 150,388.20
  4. Step 4: Simplify right side
    277,712.46x = 57,635,438,483.84
  5. Step 5: Solve for x
    x = 57,635,438,483.84/277,712.46
  6. Step 6: Final answer
    x = 207,536.38

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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.