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Finding the Fourth Proportional to 602,722.28, 904,520.32 and 223,696.96

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Solution

The fourth proportional to 602,722.28, 904,520.32 and 223,696.96 is: 335,707.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,722.28 : 904,520.32 = 223,696.96 : x
  2. Step 2: Convert to fraction form
    602,722.28/904,520.32 = 223,696.96/x
  3. Step 3: Cross multiply
    602,722.28x = 904,520.32 × 223,696.96
  4. Step 4: Simplify right side
    602,722.28x = 202,338,443,021.68
  5. Step 5: Solve for x
    x = 202,338,443,021.68/602,722.28
  6. Step 6: Final answer
    x = 335,707.59

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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.