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Finding the Fourth Proportional to 433,404.54, 649,945.15 and 149,014.62

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Solution

The fourth proportional to 433,404.54, 649,945.15 and 149,014.62 is: 223,466.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,404.54 : 649,945.15 = 149,014.62 : x
  2. Step 2: Convert to fraction form
    433,404.54/649,945.15 = 149,014.62/x
  3. Step 3: Cross multiply
    433,404.54x = 649,945.15 × 149,014.62
  4. Step 4: Simplify right side
    433,404.54x = 96,851,329,175.56
  5. Step 5: Solve for x
    x = 96,851,329,175.56/433,404.54
  6. Step 6: Final answer
    x = 223,466.35

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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.