Home / 958,277.54-1,435,996.20-388,965.90

Finding the Fourth Proportional to 958,277.54, 1,435,996.20 and 388,965.90

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Solution

The fourth proportional to 958,277.54, 1,435,996.20 and 388,965.90 is: 582,872.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    958,277.54 : 1,435,996.20 = 388,965.90 : x
  2. Step 2: Convert to fraction form
    958,277.54/1,435,996.20 = 388,965.90/x
  3. Step 3: Cross multiply
    958,277.54x = 1,435,996.20 × 388,965.90
  4. Step 4: Simplify right side
    958,277.54x = 558,553,550,907.78
  5. Step 5: Solve for x
    x = 558,553,550,907.78/958,277.54
  6. Step 6: Final answer
    x = 582,872.42

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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.