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Finding the Fourth Proportional to 496,807.66, 745,223.79 and 181,264.56

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Solution

The fourth proportional to 496,807.66, 745,223.79 and 181,264.56 is: 271,901.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,807.66 : 745,223.79 = 181,264.56 : x
  2. Step 2: Convert to fraction form
    496,807.66/745,223.79 = 181,264.56/x
  3. Step 3: Cross multiply
    496,807.66x = 745,223.79 × 181,264.56
  4. Step 4: Simplify right side
    496,807.66x = 135,082,662,395.88
  5. Step 5: Solve for x
    x = 135,082,662,395.88/496,807.66
  6. Step 6: Final answer
    x = 271,901.33

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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.