Home / 303,179.13-455,084.13-223,307.29

Finding the Fourth Proportional to 303,179.13, 455,084.13 and 223,307.29

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Solution

The fourth proportional to 303,179.13, 455,084.13 and 223,307.29 is: 335,193.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,179.13 : 455,084.13 = 223,307.29 : x
  2. Step 2: Convert to fraction form
    303,179.13/455,084.13 = 223,307.29/x
  3. Step 3: Cross multiply
    303,179.13x = 455,084.13 × 223,307.29
  4. Step 4: Simplify right side
    303,179.13x = 101,623,601,778.00
  5. Step 5: Solve for x
    x = 101,623,601,778.00/303,179.13
  6. Step 6: Final answer
    x = 335,193.26

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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.