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Finding the Fourth Proportional to 483,786.08, 667,392.24 and 314,073.44

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Solution

The fourth proportional to 483,786.08, 667,392.24 and 314,073.44 is: 433,270.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,786.08 : 667,392.24 = 314,073.44 : x
  2. Step 2: Convert to fraction form
    483,786.08/667,392.24 = 314,073.44/x
  3. Step 3: Cross multiply
    483,786.08x = 667,392.24 × 314,073.44
  4. Step 4: Simplify right side
    483,786.08x = 209,610,176,646.11
  5. Step 5: Solve for x
    x = 209,610,176,646.11/483,786.08
  6. Step 6: Final answer
    x = 433,270.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.