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Finding the Fourth Proportional to 295,988.72, 443,944.60 and 118,497.47

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Solution

The fourth proportional to 295,988.72, 443,944.60 and 118,497.47 is: 177,730.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,988.72 : 443,944.60 = 118,497.47 : x
  2. Step 2: Convert to fraction form
    295,988.72/443,944.60 = 118,497.47/x
  3. Step 3: Cross multiply
    295,988.72x = 443,944.60 × 118,497.47
  4. Step 4: Simplify right side
    295,988.72x = 52,606,309,404.20
  5. Step 5: Solve for x
    x = 52,606,309,404.20/295,988.72
  6. Step 6: Final answer
    x = 177,730.79

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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.