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Finding the Fourth Proportional to 223,337.60, 335,006.40 and 202,342.40

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Solution

The fourth proportional to 223,337.60, 335,006.40 and 202,342.40 is: 303,513.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,337.60 : 335,006.40 = 202,342.40 : x
  2. Step 2: Convert to fraction form
    223,337.60/335,006.40 = 202,342.40/x
  3. Step 3: Cross multiply
    223,337.60x = 335,006.40 × 202,342.40
  4. Step 4: Simplify right side
    223,337.60x = 67,785,998,991.36
  5. Step 5: Solve for x
    x = 67,785,998,991.36/223,337.60
  6. Step 6: Final answer
    x = 303,513.60

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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.