Home / 277,478.21-382,922.66-150,156.53

Finding the Fourth Proportional to 277,478.21, 382,922.66 and 150,156.53

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Solution

The fourth proportional to 277,478.21, 382,922.66 and 150,156.53 is: 207,217.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,478.21 : 382,922.66 = 150,156.53 : x
  2. Step 2: Convert to fraction form
    277,478.21/382,922.66 = 150,156.53/x
  3. Step 3: Cross multiply
    277,478.21x = 382,922.66 × 150,156.53
  4. Step 4: Simplify right side
    277,478.21x = 57,498,335,218.57
  5. Step 5: Solve for x
    x = 57,498,335,218.57/277,478.21
  6. Step 6: Final answer
    x = 207,217.48

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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.