Home / 332,335.35-498,665.67-205,941.78

Finding the Fourth Proportional to 332,335.35, 498,665.67 and 205,941.78

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Solution

The fourth proportional to 332,335.35, 498,665.67 and 205,941.78 is: 309,013.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,335.35 : 498,665.67 = 205,941.78 : x
  2. Step 2: Convert to fraction form
    332,335.35/498,665.67 = 205,941.78/x
  3. Step 3: Cross multiply
    332,335.35x = 498,665.67 × 205,941.78
  4. Step 4: Simplify right side
    332,335.35x = 102,696,095,704.69
  5. Step 5: Solve for x
    x = 102,696,095,704.69/332,335.35
  6. Step 6: Final answer
    x = 309,013.46

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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.