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Finding the Fourth Proportional to 601,161.72, 901,880.82 and 180,445.56

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Solution

The fourth proportional to 601,161.72, 901,880.82 and 180,445.56 is: 270,709.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,161.72 : 901,880.82 = 180,445.56 : x
  2. Step 2: Convert to fraction form
    601,161.72/901,880.82 = 180,445.56/x
  3. Step 3: Cross multiply
    601,161.72x = 901,880.82 × 180,445.56
  4. Step 4: Simplify right side
    601,161.72x = 162,740,389,618.16
  5. Step 5: Solve for x
    x = 162,740,389,618.16/601,161.72
  6. Step 6: Final answer
    x = 270,709.83

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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.