Home / 411,860.24-618,227.08-364,780.97

Finding the Fourth Proportional to 411,860.24, 618,227.08 and 364,780.97

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Solution

The fourth proportional to 411,860.24, 618,227.08 and 364,780.97 is: 547,558.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    411,860.24 : 618,227.08 = 364,780.97 : x
  2. Step 2: Convert to fraction form
    411,860.24/618,227.08 = 364,780.97/x
  3. Step 3: Cross multiply
    411,860.24x = 618,227.08 × 364,780.97
  4. Step 4: Simplify right side
    411,860.24x = 225,517,474,289.82
  5. Step 5: Solve for x
    x = 225,517,474,289.82/411,860.24
  6. Step 6: Final answer
    x = 547,558.25

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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.