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Finding the Fourth Proportional to 448,959.22, 673,240.65 and 168,279.64

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Solution

The fourth proportional to 448,959.22, 673,240.65 and 168,279.64 is: 252,345.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,959.22 : 673,240.65 = 168,279.64 : x
  2. Step 2: Convert to fraction form
    448,959.22/673,240.65 = 168,279.64/x
  3. Step 3: Cross multiply
    448,959.22x = 673,240.65 × 168,279.64
  4. Step 4: Simplify right side
    448,959.22x = 113,292,694,215.37
  5. Step 5: Solve for x
    x = 113,292,694,215.37/448,959.22
  6. Step 6: Final answer
    x = 252,345.18

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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.