Home / 377,608.03-521,101.25-205,525.59

Finding the Fourth Proportional to 377,608.03, 521,101.25 and 205,525.59

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Solution

The fourth proportional to 377,608.03, 521,101.25 and 205,525.59 is: 283,626.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,608.03 : 521,101.25 = 205,525.59 : x
  2. Step 2: Convert to fraction form
    377,608.03/521,101.25 = 205,525.59/x
  3. Step 3: Cross multiply
    377,608.03x = 521,101.25 × 205,525.59
  4. Step 4: Simplify right side
    377,608.03x = 107,099,639,644.95
  5. Step 5: Solve for x
    x = 107,099,639,644.95/377,608.03
  6. Step 6: Final answer
    x = 283,626.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.