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Finding the Fourth Proportional to 448,959.78, 673,562.67 and 224,048.70

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Solution

The fourth proportional to 448,959.78, 673,562.67 and 224,048.70 is: 336,134.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,959.78 : 673,562.67 = 224,048.70 : x
  2. Step 2: Convert to fraction form
    448,959.78/673,562.67 = 224,048.70/x
  3. Step 3: Cross multiply
    448,959.78x = 673,562.67 × 224,048.70
  4. Step 4: Simplify right side
    448,959.78x = 150,910,840,582.03
  5. Step 5: Solve for x
    x = 150,910,840,582.03/448,959.78
  6. Step 6: Final answer
    x = 336,134.43

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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.