Home / 262,467.22-393,698.27-120,272.19

Finding the Fourth Proportional to 262,467.22, 393,698.27 and 120,272.19

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Solution

The fourth proportional to 262,467.22, 393,698.27 and 120,272.19 is: 180,407.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,467.22 : 393,698.27 = 120,272.19 : x
  2. Step 2: Convert to fraction form
    262,467.22/393,698.27 = 120,272.19/x
  3. Step 3: Cross multiply
    262,467.22x = 393,698.27 × 120,272.19
  4. Step 4: Simplify right side
    262,467.22x = 47,350,951,679.61
  5. Step 5: Solve for x
    x = 47,350,951,679.61/262,467.22
  6. Step 6: Final answer
    x = 180,407.10

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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.