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Finding the Fourth Proportional to 481,804.17, 722,426.11 and 182,307.88

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Solution

The fourth proportional to 481,804.17, 722,426.11 and 182,307.88 is: 273,355.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,804.17 : 722,426.11 = 182,307.88 : x
  2. Step 2: Convert to fraction form
    481,804.17/722,426.11 = 182,307.88/x
  3. Step 3: Cross multiply
    481,804.17x = 722,426.11 × 182,307.88
  4. Step 4: Simplify right side
    481,804.17x = 131,703,973,018.01
  5. Step 5: Solve for x
    x = 131,703,973,018.01/481,804.17
  6. Step 6: Final answer
    x = 273,355.82

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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.