Home / 330,150.50-455,613.36-179,247.50

Finding the Fourth Proportional to 330,150.50, 455,613.36 and 179,247.50

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Solution

The fourth proportional to 330,150.50, 455,613.36 and 179,247.50 is: 247,364.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,150.50 : 455,613.36 = 179,247.50 : x
  2. Step 2: Convert to fraction form
    330,150.50/455,613.36 = 179,247.50/x
  3. Step 3: Cross multiply
    330,150.50x = 455,613.36 × 179,247.50
  4. Step 4: Simplify right side
    330,150.50x = 81,667,555,746.60
  5. Step 5: Solve for x
    x = 81,667,555,746.60/330,150.50
  6. Step 6: Final answer
    x = 247,364.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.