Home / 741,300.36-1,111,529.08-291,777.54

Finding the Fourth Proportional to 741,300.36, 1,111,529.08 and 291,777.54

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Solution

The fourth proportional to 741,300.36, 1,111,529.08 and 291,777.54 is: 437,500.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,300.36 : 1,111,529.08 = 291,777.54 : x
  2. Step 2: Convert to fraction form
    741,300.36/1,111,529.08 = 291,777.54/x
  3. Step 3: Cross multiply
    741,300.36x = 1,111,529.08 × 291,777.54
  4. Step 4: Simplify right side
    741,300.36x = 324,319,223,049.70
  5. Step 5: Solve for x
    x = 324,319,223,049.70/741,300.36
  6. Step 6: Final answer
    x = 437,500.43

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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.