Home / 734,964.48-1,101,824.64-291,490.56

Finding the Fourth Proportional to 734,964.48, 1,101,824.64 and 291,490.56

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Solution

The fourth proportional to 734,964.48, 1,101,824.64 and 291,490.56 is: 436,989.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,964.48 : 1,101,824.64 = 291,490.56 : x
  2. Step 2: Convert to fraction form
    734,964.48/1,101,824.64 = 291,490.56/x
  3. Step 3: Cross multiply
    734,964.48x = 1,101,824.64 × 291,490.56
  4. Step 4: Simplify right side
    734,964.48x = 321,171,481,335.40
  5. Step 5: Solve for x
    x = 321,171,481,335.40/734,964.48
  6. Step 6: Final answer
    x = 436,989.12

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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.