Home / 802,074.62-1,203,240.36-322,301.54

Finding the Fourth Proportional to 802,074.62, 1,203,240.36 and 322,301.54

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Solution

The fourth proportional to 802,074.62, 1,203,240.36 and 322,301.54 is: 483,503.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,074.62 : 1,203,240.36 = 322,301.54 : x
  2. Step 2: Convert to fraction form
    802,074.62/1,203,240.36 = 322,301.54/x
  3. Step 3: Cross multiply
    802,074.62x = 1,203,240.36 × 322,301.54
  4. Step 4: Simplify right side
    802,074.62x = 387,806,221,018.15
  5. Step 5: Solve for x
    x = 387,806,221,018.15/802,074.62
  6. Step 6: Final answer
    x = 483,503.92

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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.