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Finding the Fourth Proportional to 535,016.31, 802,291.16 and 202,359.03

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Solution

The fourth proportional to 535,016.31, 802,291.16 and 202,359.03 is: 303,450.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,016.31 : 802,291.16 = 202,359.03 : x
  2. Step 2: Convert to fraction form
    535,016.31/802,291.16 = 202,359.03/x
  3. Step 3: Cross multiply
    535,016.31x = 802,291.16 × 202,359.03
  4. Step 4: Simplify right side
    535,016.31x = 162,350,855,891.92
  5. Step 5: Solve for x
    x = 162,350,855,891.92/535,016.31
  6. Step 6: Final answer
    x = 303,450.30

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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.