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Finding the Fourth Proportional to 303,882.63, 419,358.02 and 169,746.63

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Solution

The fourth proportional to 303,882.63, 419,358.02 and 169,746.63 is: 234,250.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,882.63 : 419,358.02 = 169,746.63 : x
  2. Step 2: Convert to fraction form
    303,882.63/419,358.02 = 169,746.63/x
  3. Step 3: Cross multiply
    303,882.63x = 419,358.02 × 169,746.63
  4. Step 4: Simplify right side
    303,882.63x = 71,184,610,658.47
  5. Step 5: Solve for x
    x = 71,184,610,658.47/303,882.63
  6. Step 6: Final answer
    x = 234,250.34

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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.