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Finding the Fourth Proportional to 377,803.40, 566,704.44 and 259,114.94

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Solution

The fourth proportional to 377,803.40, 566,704.44 and 259,114.94 is: 388,671.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,803.40 : 566,704.44 = 259,114.94 : x
  2. Step 2: Convert to fraction form
    377,803.40/566,704.44 = 259,114.94/x
  3. Step 3: Cross multiply
    377,803.40x = 566,704.44 × 259,114.94
  4. Step 4: Simplify right side
    377,803.40x = 146,841,586,968.33
  5. Step 5: Solve for x
    x = 146,841,586,968.33/377,803.40
  6. Step 6: Final answer
    x = 388,671.96

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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.