Home / 653,412.06-979,996.59-204,143.94

Finding the Fourth Proportional to 653,412.06, 979,996.59 and 204,143.94

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Solution

The fourth proportional to 653,412.06, 979,996.59 and 204,143.94 is: 306,177.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,412.06 : 979,996.59 = 204,143.94 : x
  2. Step 2: Convert to fraction form
    653,412.06/979,996.59 = 204,143.94/x
  3. Step 3: Cross multiply
    653,412.06x = 979,996.59 × 204,143.94
  4. Step 4: Simplify right side
    653,412.06x = 200,060,365,069.17
  5. Step 5: Solve for x
    x = 200,060,365,069.17/653,412.06
  6. Step 6: Final answer
    x = 306,177.95

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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.