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Finding the Fourth Proportional to 397,491.93, 595,877.04 and 144,593.60

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Solution

The fourth proportional to 397,491.93, 595,877.04 and 144,593.60 is: 216,759.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,491.93 : 595,877.04 = 144,593.60 : x
  2. Step 2: Convert to fraction form
    397,491.93/595,877.04 = 144,593.60/x
  3. Step 3: Cross multiply
    397,491.93x = 595,877.04 × 144,593.60
  4. Step 4: Simplify right side
    397,491.93x = 86,160,003,391.56
  5. Step 5: Solve for x
    x = 86,160,003,391.56/397,491.93
  6. Step 6: Final answer
    x = 216,759.13

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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.