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Finding the Fourth Proportional to 468,452.44, 702,678.57 and 255,399.51

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Solution

The fourth proportional to 468,452.44, 702,678.57 and 255,399.51 is: 383,099.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,452.44 : 702,678.57 = 255,399.51 : x
  2. Step 2: Convert to fraction form
    468,452.44/702,678.57 = 255,399.51/x
  3. Step 3: Cross multiply
    468,452.44x = 702,678.57 × 255,399.51
  4. Step 4: Simplify right side
    468,452.44x = 179,463,761,188.50
  5. Step 5: Solve for x
    x = 179,463,761,188.50/468,452.44
  6. Step 6: Final answer
    x = 383,099.22

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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.