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Finding the Fourth Proportional to 599,645.60, 827,510.40 and 331,373.60

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Solution

The fourth proportional to 599,645.60, 827,510.40 and 331,373.60 is: 457,295.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,645.60 : 827,510.40 = 331,373.60 : x
  2. Step 2: Convert to fraction form
    599,645.60/827,510.40 = 331,373.60/x
  3. Step 3: Cross multiply
    599,645.60x = 827,510.40 × 331,373.60
  4. Step 4: Simplify right side
    599,645.60x = 274,215,100,285.44
  5. Step 5: Solve for x
    x = 274,215,100,285.44/599,645.60
  6. Step 6: Final answer
    x = 457,295.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.