Home / 330,741.20-496,176.60-141,201.20

Finding the Fourth Proportional to 330,741.20, 496,176.60 and 141,201.20

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Solution

The fourth proportional to 330,741.20, 496,176.60 and 141,201.20 is: 211,829.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,741.20 : 496,176.60 = 141,201.20 : x
  2. Step 2: Convert to fraction form
    330,741.20/496,176.60 = 141,201.20/x
  3. Step 3: Cross multiply
    330,741.20x = 496,176.60 × 141,201.20
  4. Step 4: Simplify right side
    330,741.20x = 70,060,731,331.92
  5. Step 5: Solve for x
    x = 70,060,731,331.92/330,741.20
  6. Step 6: Final answer
    x = 211,829.46

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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.