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Finding the Fourth Proportional to 535,020.06, 802,296.78 and 202,362.78

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Solution

The fourth proportional to 535,020.06, 802,296.78 and 202,362.78 is: 303,455.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,020.06 : 802,296.78 = 202,362.78 : x
  2. Step 2: Convert to fraction form
    535,020.06/802,296.78 = 202,362.78/x
  3. Step 3: Cross multiply
    535,020.06x = 802,296.78 × 202,362.78
  4. Step 4: Simplify right side
    535,020.06x = 162,355,006,785.85
  5. Step 5: Solve for x
    x = 162,355,006,785.85/535,020.06
  6. Step 6: Final answer
    x = 303,455.92

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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.