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Finding the Fourth Proportional to 481,208.88, 664,051.32 and 266,349.36

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Solution

The fourth proportional to 481,208.88, 664,051.32 and 266,349.36 is: 367,552.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,208.88 : 664,051.32 = 266,349.36 : x
  2. Step 2: Convert to fraction form
    481,208.88/664,051.32 = 266,349.36/x
  3. Step 3: Cross multiply
    481,208.88x = 664,051.32 × 266,349.36
  4. Step 4: Simplify right side
    481,208.88x = 176,869,644,089.16
  5. Step 5: Solve for x
    x = 176,869,644,089.16/481,208.88
  6. Step 6: Final answer
    x = 367,552.74

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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.