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Finding the Fourth Proportional to 437,740.48, 656,611.44 and 250,622.56

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Solution

The fourth proportional to 437,740.48, 656,611.44 and 250,622.56 is: 375,934.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,740.48 : 656,611.44 = 250,622.56 : x
  2. Step 2: Convert to fraction form
    437,740.48/656,611.44 = 250,622.56/x
  3. Step 3: Cross multiply
    437,740.48x = 656,611.44 × 250,622.56
  4. Step 4: Simplify right side
    437,740.48x = 164,561,640,018.09
  5. Step 5: Solve for x
    x = 164,561,640,018.09/437,740.48
  6. Step 6: Final answer
    x = 375,934.25

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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.