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Finding the Fourth Proportional to 277,384.20, 382,788.90 and 150,058.68

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Solution

The fourth proportional to 277,384.20, 382,788.90 and 150,058.68 is: 207,080.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,384.20 : 382,788.90 = 150,058.68 : x
  2. Step 2: Convert to fraction form
    277,384.20/382,788.90 = 150,058.68/x
  3. Step 3: Cross multiply
    277,384.20x = 382,788.90 × 150,058.68
  4. Step 4: Simplify right side
    277,384.20x = 57,440,797,052.65
  5. Step 5: Solve for x
    x = 57,440,797,052.65/277,384.20
  6. Step 6: Final answer
    x = 207,080.28

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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.