Home / 526,020.98-789,064.68-222,358.51

Finding the Fourth Proportional to 526,020.98, 789,064.68 and 222,358.51

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Solution

The fourth proportional to 526,020.98, 789,064.68 and 222,358.51 is: 333,551.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,020.98 : 789,064.68 = 222,358.51 : x
  2. Step 2: Convert to fraction form
    526,020.98/789,064.68 = 222,358.51/x
  3. Step 3: Cross multiply
    526,020.98x = 789,064.68 × 222,358.51
  4. Step 4: Simplify right side
    526,020.98x = 175,455,246,538.43
  5. Step 5: Solve for x
    x = 175,455,246,538.43/526,020.98
  6. Step 6: Final answer
    x = 333,551.80

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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.