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Finding the Fourth Proportional to 335,545.44, 503,492.96 and 136,013.28

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Solution

The fourth proportional to 335,545.44, 503,492.96 and 136,013.28 is: 204,090.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,545.44 : 503,492.96 = 136,013.28 : x
  2. Step 2: Convert to fraction form
    335,545.44/503,492.96 = 136,013.28/x
  3. Step 3: Cross multiply
    335,545.44x = 503,492.96 × 136,013.28
  4. Step 4: Simplify right side
    335,545.44x = 68,481,728,946.51
  5. Step 5: Solve for x
    x = 68,481,728,946.51/335,545.44
  6. Step 6: Final answer
    x = 204,090.78

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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.