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Finding the Fourth Proportional to 524,902.92, 787,358.16 and 225,130.56

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Solution

The fourth proportional to 524,902.92, 787,358.16 and 225,130.56 is: 337,697.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,902.92 : 787,358.16 = 225,130.56 : x
  2. Step 2: Convert to fraction form
    524,902.92/787,358.16 = 225,130.56/x
  3. Step 3: Cross multiply
    524,902.92x = 787,358.16 × 225,130.56
  4. Step 4: Simplify right side
    524,902.92x = 177,258,383,481.37
  5. Step 5: Solve for x
    x = 177,258,383,481.37/524,902.92
  6. Step 6: Final answer
    x = 337,697.46

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Similar ratio
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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.