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Finding the Fourth Proportional to 599,720.94, 827,535.02 and 385,151.67

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Solution

The fourth proportional to 599,720.94, 827,535.02 and 385,151.67 is: 531,458.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,720.94 : 827,535.02 = 385,151.67 : x
  2. Step 2: Convert to fraction form
    599,720.94/827,535.02 = 385,151.67/x
  3. Step 3: Cross multiply
    599,720.94x = 827,535.02 × 385,151.67
  4. Step 4: Simplify right side
    599,720.94x = 318,726,493,010.73
  5. Step 5: Solve for x
    x = 318,726,493,010.73/599,720.94
  6. Step 6: Final answer
    x = 531,458.00

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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.