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Finding the Fourth Proportional to 467,867.20, 701,794.32 and 112,878.24

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Solution

The fourth proportional to 467,867.20, 701,794.32 and 112,878.24 is: 169,315.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,867.20 : 701,794.32 = 112,878.24 : x
  2. Step 2: Convert to fraction form
    467,867.20/701,794.32 = 112,878.24/x
  3. Step 3: Cross multiply
    467,867.20x = 701,794.32 × 112,878.24
  4. Step 4: Simplify right side
    467,867.20x = 79,217,307,683.60
  5. Step 5: Solve for x
    x = 79,217,307,683.60/467,867.20
  6. Step 6: Final answer
    x = 169,315.80

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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.