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Finding the Fourth Proportional to 528,704.46, 793,087.52 and 149,593.48

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Solution

The fourth proportional to 528,704.46, 793,087.52 and 149,593.48 is: 224,398.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,704.46 : 793,087.52 = 149,593.48 : x
  2. Step 2: Convert to fraction form
    528,704.46/793,087.52 = 149,593.48/x
  3. Step 3: Cross multiply
    528,704.46x = 793,087.52 × 149,593.48
  4. Step 4: Simplify right side
    528,704.46x = 118,640,722,061.37
  5. Step 5: Solve for x
    x = 118,640,722,061.37/528,704.46
  6. Step 6: Final answer
    x = 224,398.94

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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.