Home / 671,270.06-1,006,665.33-221,907.98

Finding the Fourth Proportional to 671,270.06, 1,006,665.33 and 221,907.98

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Solution

The fourth proportional to 671,270.06, 1,006,665.33 and 221,907.98 is: 332,782.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,270.06 : 1,006,665.33 = 221,907.98 : x
  2. Step 2: Convert to fraction form
    671,270.06/1,006,665.33 = 221,907.98/x
  3. Step 3: Cross multiply
    671,270.06x = 1,006,665.33 × 221,907.98
  4. Step 4: Simplify right side
    671,270.06x = 223,387,069,916.33
  5. Step 5: Solve for x
    x = 223,387,069,916.33/671,270.06
  6. Step 6: Final answer
    x = 332,782.71

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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.