Home / 671,530.73-1,007,369.89-222,087.87

Finding the Fourth Proportional to 671,530.73, 1,007,369.89 and 222,087.87

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Solution

The fourth proportional to 671,530.73, 1,007,369.89 and 222,087.87 is: 333,156.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,530.73 : 1,007,369.89 = 222,087.87 : x
  2. Step 2: Convert to fraction form
    671,530.73/1,007,369.89 = 222,087.87/x
  3. Step 3: Cross multiply
    671,530.73x = 1,007,369.89 × 222,087.87
  4. Step 4: Simplify right side
    671,530.73x = 223,724,632,617.02
  5. Step 5: Solve for x
    x = 223,724,632,617.02/671,530.73
  6. Step 6: Final answer
    x = 333,156.21

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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.