Home / 447,669.24-671,081.75-222,817.11

Finding the Fourth Proportional to 447,669.24, 671,081.75 and 222,817.11

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Solution

The fourth proportional to 447,669.24, 671,081.75 and 222,817.11 is: 334,015.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,669.24 : 671,081.75 = 222,817.11 : x
  2. Step 2: Convert to fraction form
    447,669.24/671,081.75 = 222,817.11/x
  3. Step 3: Cross multiply
    447,669.24x = 671,081.75 × 222,817.11
  4. Step 4: Simplify right side
    447,669.24x = 149,528,494,994.66
  5. Step 5: Solve for x
    x = 149,528,494,994.66/447,669.24
  6. Step 6: Final answer
    x = 334,015.57

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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.