Home / 448,964.20-673,446.30-262,340.20

Finding the Fourth Proportional to 448,964.20, 673,446.30 and 262,340.20

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Solution

The fourth proportional to 448,964.20, 673,446.30 and 262,340.20 is: 393,510.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,964.20 : 673,446.30 = 262,340.20 : x
  2. Step 2: Convert to fraction form
    448,964.20/673,446.30 = 262,340.20/x
  3. Step 3: Cross multiply
    448,964.20x = 673,446.30 × 262,340.20
  4. Step 4: Simplify right side
    448,964.20x = 176,672,037,031.26
  5. Step 5: Solve for x
    x = 176,672,037,031.26/448,964.20
  6. Step 6: Final answer
    x = 393,510.30

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Double scale
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Similar ratio
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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.