Home / 339,557.04-509,279.06-102,843.45

Finding the Fourth Proportional to 339,557.04, 509,279.06 and 102,843.45

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Solution

The fourth proportional to 339,557.04, 509,279.06 and 102,843.45 is: 154,248.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,557.04 : 509,279.06 = 102,843.45 : x
  2. Step 2: Convert to fraction form
    339,557.04/509,279.06 = 102,843.45/x
  3. Step 3: Cross multiply
    339,557.04x = 509,279.06 × 102,843.45
  4. Step 4: Simplify right side
    339,557.04x = 52,376,015,800.27
  5. Step 5: Solve for x
    x = 52,376,015,800.27/339,557.04
  6. Step 6: Final answer
    x = 154,248.06

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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.