Home / 766,101.94-1,149,149.81-233,621.43

Finding the Fourth Proportional to 766,101.94, 1,149,149.81 and 233,621.43

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Solution

The fourth proportional to 766,101.94, 1,149,149.81 and 233,621.43 is: 350,431.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,101.94 : 1,149,149.81 = 233,621.43 : x
  2. Step 2: Convert to fraction form
    766,101.94/1,149,149.81 = 233,621.43/x
  3. Step 3: Cross multiply
    766,101.94x = 1,149,149.81 × 233,621.43
  4. Step 4: Simplify right side
    766,101.94x = 268,466,018,171.17
  5. Step 5: Solve for x
    x = 268,466,018,171.17/766,101.94
  6. Step 6: Final answer
    x = 350,431.20

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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.