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Finding the Fourth Proportional to 601,999.29, 902,988.61 and 202,640.03

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Solution

The fourth proportional to 601,999.29, 902,988.61 and 202,640.03 is: 303,956.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,999.29 : 902,988.61 = 202,640.03 : x
  2. Step 2: Convert to fraction form
    601,999.29/902,988.61 = 202,640.03/x
  3. Step 3: Cross multiply
    601,999.29x = 902,988.61 × 202,640.03
  4. Step 4: Simplify right side
    601,999.29x = 182,981,637,384.72
  5. Step 5: Solve for x
    x = 182,981,637,384.72/601,999.29
  6. Step 6: Final answer
    x = 303,956.57

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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.