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Finding the Fourth Proportional to 295,687.20, 443,595.60 and 118,149.60

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Solution

The fourth proportional to 295,687.20, 443,595.60 and 118,149.60 is: 177,250.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,687.20 : 443,595.60 = 118,149.60 : x
  2. Step 2: Convert to fraction form
    295,687.20/443,595.60 = 118,149.60/x
  3. Step 3: Cross multiply
    295,687.20x = 443,595.60 × 118,149.60
  4. Step 4: Simplify right side
    295,687.20x = 52,410,642,701.76
  5. Step 5: Solve for x
    x = 52,410,642,701.76/295,687.20
  6. Step 6: Final answer
    x = 177,250.29

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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.