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Finding the Fourth Proportional to 377,144.70, 565,343.35 and 177,107.01

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Solution

The fourth proportional to 377,144.70, 565,343.35 and 177,107.01 is: 265,485.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,144.70 : 565,343.35 = 177,107.01 : x
  2. Step 2: Convert to fraction form
    377,144.70/565,343.35 = 177,107.01/x
  3. Step 3: Cross multiply
    377,144.70x = 565,343.35 × 177,107.01
  4. Step 4: Simplify right side
    377,144.70x = 100,126,270,341.88
  5. Step 5: Solve for x
    x = 100,126,270,341.88/377,144.70
  6. Step 6: Final answer
    x = 265,485.03

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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.