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Finding the Fourth Proportional to 535,015.67, 802,290.22 and 202,358.39

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Solution

The fourth proportional to 535,015.67, 802,290.22 and 202,358.39 is: 303,449.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,015.67 : 802,290.22 = 202,358.39 : x
  2. Step 2: Convert to fraction form
    535,015.67/802,290.22 = 202,358.39/x
  3. Step 3: Cross multiply
    535,015.67x = 802,290.22 × 202,358.39
  4. Step 4: Simplify right side
    535,015.67x = 162,350,152,714.60
  5. Step 5: Solve for x
    x = 162,350,152,714.60/535,015.67
  6. Step 6: Final answer
    x = 303,449.34

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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.