Home / 767,085.78-1,150,444.17-234,611.49

Finding the Fourth Proportional to 767,085.78, 1,150,444.17 and 234,611.49

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Solution

The fourth proportional to 767,085.78, 1,150,444.17 and 234,611.49 is: 351,860.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,085.78 : 1,150,444.17 = 234,611.49 : x
  2. Step 2: Convert to fraction form
    767,085.78/1,150,444.17 = 234,611.49/x
  3. Step 3: Cross multiply
    767,085.78x = 1,150,444.17 × 234,611.49
  4. Step 4: Simplify right side
    767,085.78x = 269,907,420,885.51
  5. Step 5: Solve for x
    x = 269,907,420,885.51/767,085.78
  6. Step 6: Final answer
    x = 351,860.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.