Home / 802,699.60-1,203,200.94-296,935.78

Finding the Fourth Proportional to 802,699.60, 1,203,200.94 and 296,935.78

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Solution

The fourth proportional to 802,699.60, 1,203,200.94 and 296,935.78 is: 445,089.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,699.60 : 1,203,200.94 = 296,935.78 : x
  2. Step 2: Convert to fraction form
    802,699.60/1,203,200.94 = 296,935.78/x
  3. Step 3: Cross multiply
    802,699.60x = 1,203,200.94 × 296,935.78
  4. Step 4: Simplify right side
    802,699.60x = 357,273,409,615.63
  5. Step 5: Solve for x
    x = 357,273,409,615.63/802,699.60
  6. Step 6: Final answer
    x = 445,089.81

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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.