Home / 403,845.30-605,555.73-179,108.55

Finding the Fourth Proportional to 403,845.30, 605,555.73 and 179,108.55

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Solution

The fourth proportional to 403,845.30, 605,555.73 and 179,108.55 is: 268,568.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,845.30 : 605,555.73 = 179,108.55 : x
  2. Step 2: Convert to fraction form
    403,845.30/605,555.73 = 179,108.55/x
  3. Step 3: Cross multiply
    403,845.30x = 605,555.73 × 179,108.55
  4. Step 4: Simplify right side
    403,845.30x = 108,460,208,744.49
  5. Step 5: Solve for x
    x = 108,460,208,744.49/403,845.30
  6. Step 6: Final answer
    x = 268,568.70

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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.