Home / 454,003.08-680,768.09-169,459.59

Finding the Fourth Proportional to 454,003.08, 680,768.09 and 169,459.59

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Solution

The fourth proportional to 454,003.08, 680,768.09 and 169,459.59 is: 254,101.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,003.08 : 680,768.09 = 169,459.59 : x
  2. Step 2: Convert to fraction form
    454,003.08/680,768.09 = 169,459.59/x
  3. Step 3: Cross multiply
    454,003.08x = 680,768.09 × 169,459.59
  4. Step 4: Simplify right side
    454,003.08x = 115,362,684,710.75
  5. Step 5: Solve for x
    x = 115,362,684,710.75/454,003.08
  6. Step 6: Final answer
    x = 254,101.11

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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.