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Finding the Fourth Proportional to 433,757.70, 649,688.94 and 180,269.64

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Solution

The fourth proportional to 433,757.70, 649,688.94 and 180,269.64 is: 270,010.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,757.70 : 649,688.94 = 180,269.64 : x
  2. Step 2: Convert to fraction form
    433,757.70/649,688.94 = 180,269.64/x
  3. Step 3: Cross multiply
    433,757.70x = 649,688.94 × 180,269.64
  4. Step 4: Simplify right side
    433,757.70x = 117,119,191,325.78
  5. Step 5: Solve for x
    x = 117,119,191,325.78/433,757.70
  6. Step 6: Final answer
    x = 270,010.63

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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.