Home / 303,748.37-419,174.12-165,929.20

Finding the Fourth Proportional to 303,748.37, 419,174.12 and 165,929.20

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Solution

The fourth proportional to 303,748.37, 419,174.12 and 165,929.20 is: 228,983.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,748.37 : 419,174.12 = 165,929.20 : x
  2. Step 2: Convert to fraction form
    303,748.37/419,174.12 = 165,929.20/x
  3. Step 3: Cross multiply
    303,748.37x = 419,174.12 × 165,929.20
  4. Step 4: Simplify right side
    303,748.37x = 69,553,226,392.30
  5. Step 5: Solve for x
    x = 69,553,226,392.30/303,748.37
  6. Step 6: Final answer
    x = 228,983.04

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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.