Home / 1,136,769.65-1,704,960.63-378,525.06

Finding the Fourth Proportional to 1,136,769.65, 1,704,960.63 and 378,525.06

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Solution

The fourth proportional to 1,136,769.65, 1,704,960.63 and 378,525.06 is: 567,723.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,136,769.65 : 1,704,960.63 = 378,525.06 : x
  2. Step 2: Convert to fraction form
    1,136,769.65/1,704,960.63 = 378,525.06/x
  3. Step 3: Cross multiply
    1,136,769.65x = 1,704,960.63 × 378,525.06
  4. Step 4: Simplify right side
    1,136,769.65x = 645,370,324,768.39
  5. Step 5: Solve for x
    x = 645,370,324,768.39/1,136,769.65
  6. Step 6: Final answer
    x = 567,723.04

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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.