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Finding the Fourth Proportional to 606,861.23, 910,439.70 and 202,052.69

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Solution

The fourth proportional to 606,861.23, 910,439.70 and 202,052.69 is: 303,128.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,861.23 : 910,439.70 = 202,052.69 : x
  2. Step 2: Convert to fraction form
    606,861.23/910,439.70 = 202,052.69/x
  3. Step 3: Cross multiply
    606,861.23x = 910,439.70 × 202,052.69
  4. Step 4: Simplify right side
    606,861.23x = 183,956,793,693.27
  5. Step 5: Solve for x
    x = 183,956,793,693.27/606,861.23
  6. Step 6: Final answer
    x = 303,128.27

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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.