Home / 483,914.16-725,398.20-217,741.68

Finding the Fourth Proportional to 483,914.16, 725,398.20 and 217,741.68

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Solution

The fourth proportional to 483,914.16, 725,398.20 and 217,741.68 is: 326,399.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,914.16 : 725,398.20 = 217,741.68 : x
  2. Step 2: Convert to fraction form
    483,914.16/725,398.20 = 217,741.68/x
  3. Step 3: Cross multiply
    483,914.16x = 725,398.20 × 217,741.68
  4. Step 4: Simplify right side
    483,914.16x = 157,949,422,736.98
  5. Step 5: Solve for x
    x = 157,949,422,736.98/483,914.16
  6. Step 6: Final answer
    x = 326,399.67

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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.