Home / 404,384.30-606,554.57-123,902.36

Finding the Fourth Proportional to 404,384.30, 606,554.57 and 123,902.36

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Solution

The fourth proportional to 404,384.30, 606,554.57 and 123,902.36 is: 185,846.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,384.30 : 606,554.57 = 123,902.36 : x
  2. Step 2: Convert to fraction form
    404,384.30/606,554.57 = 123,902.36/x
  3. Step 3: Cross multiply
    404,384.30x = 606,554.57 × 123,902.36
  4. Step 4: Simplify right side
    404,384.30x = 75,153,539,968.77
  5. Step 5: Solve for x
    x = 75,153,539,968.77/404,384.30
  6. Step 6: Final answer
    x = 185,846.83

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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.