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Finding the Fourth Proportional to 599,803.59, 827,754.08 and 345,155.79

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Solution

The fourth proportional to 599,803.59, 827,754.08 and 345,155.79 is: 476,329.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,803.59 : 827,754.08 = 345,155.79 : x
  2. Step 2: Convert to fraction form
    599,803.59/827,754.08 = 345,155.79/x
  3. Step 3: Cross multiply
    599,803.59x = 827,754.08 × 345,155.79
  4. Step 4: Simplify right side
    599,803.59x = 285,704,111,682.34
  5. Step 5: Solve for x
    x = 285,704,111,682.34/599,803.59
  6. Step 6: Final answer
    x = 476,329.45

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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.