Home / 767,747.62-1,151,579.90-235,270.20

Finding the Fourth Proportional to 767,747.62, 1,151,579.90 and 235,270.20

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Solution

The fourth proportional to 767,747.62, 1,151,579.90 and 235,270.20 is: 352,892.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,747.62 : 1,151,579.90 = 235,270.20 : x
  2. Step 2: Convert to fraction form
    767,747.62/1,151,579.90 = 235,270.20/x
  3. Step 3: Cross multiply
    767,747.62x = 1,151,579.90 × 235,270.20
  4. Step 4: Simplify right side
    767,747.62x = 270,932,433,388.98
  5. Step 5: Solve for x
    x = 270,932,433,388.98/767,747.62
  6. Step 6: Final answer
    x = 352,892.57

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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.