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Finding the Fourth Proportional to 277,300.88, 382,675.44 and 149,976.32

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Solution

The fourth proportional to 277,300.88, 382,675.44 and 149,976.32 is: 206,967.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,300.88 : 382,675.44 = 149,976.32 : x
  2. Step 2: Convert to fraction form
    277,300.88/382,675.44 = 149,976.32/x
  3. Step 3: Cross multiply
    277,300.88x = 382,675.44 × 149,976.32
  4. Step 4: Simplify right side
    277,300.88x = 57,392,254,245.58
  5. Step 5: Solve for x
    x = 57,392,254,245.58/277,300.88
  6. Step 6: Final answer
    x = 206,967.44

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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.