Home / 246,817.56-370,070.82-209,390.70

Finding the Fourth Proportional to 246,817.56, 370,070.82 and 209,390.70

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Solution

The fourth proportional to 246,817.56, 370,070.82 and 209,390.70 is: 313,954.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,817.56 : 370,070.82 = 209,390.70 : x
  2. Step 2: Convert to fraction form
    246,817.56/370,070.82 = 209,390.70/x
  3. Step 3: Cross multiply
    246,817.56x = 370,070.82 × 209,390.70
  4. Step 4: Simplify right side
    246,817.56x = 77,489,388,049.37
  5. Step 5: Solve for x
    x = 77,489,388,049.37/246,817.56
  6. Step 6: Final answer
    x = 313,954.11

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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.