Home / 254,446.20-381,669.30-170,246.70

Finding the Fourth Proportional to 254,446.20, 381,669.30 and 170,246.70

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Solution

The fourth proportional to 254,446.20, 381,669.30 and 170,246.70 is: 255,370.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,446.20 : 381,669.30 = 170,246.70 : x
  2. Step 2: Convert to fraction form
    254,446.20/381,669.30 = 170,246.70/x
  3. Step 3: Cross multiply
    254,446.20x = 381,669.30 × 170,246.70
  4. Step 4: Simplify right side
    254,446.20x = 64,977,938,816.31
  5. Step 5: Solve for x
    x = 64,977,938,816.31/254,446.20
  6. Step 6: Final answer
    x = 255,370.05

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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.