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Finding the Fourth Proportional to 502,616.10, 753,922.66 and 203,093.22

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Solution

The fourth proportional to 502,616.10, 753,922.66 and 203,093.22 is: 304,639.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,616.10 : 753,922.66 = 203,093.22 : x
  2. Step 2: Convert to fraction form
    502,616.10/753,922.66 = 203,093.22/x
  3. Step 3: Cross multiply
    502,616.10x = 753,922.66 × 203,093.22
  4. Step 4: Simplify right side
    502,616.10x = 153,116,580,650.37
  5. Step 5: Solve for x
    x = 153,116,580,650.37/502,616.10
  6. Step 6: Final answer
    x = 304,639.23

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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.