Home / 755,924.91-1,133,206.64-275,817.56

Finding the Fourth Proportional to 755,924.91, 1,133,206.64 and 275,817.56

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Solution

The fourth proportional to 755,924.91, 1,133,206.64 and 275,817.56 is: 413,477.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,924.91 : 1,133,206.64 = 275,817.56 : x
  2. Step 2: Convert to fraction form
    755,924.91/1,133,206.64 = 275,817.56/x
  3. Step 3: Cross multiply
    755,924.91x = 1,133,206.64 × 275,817.56
  4. Step 4: Simplify right side
    755,924.91x = 312,558,284,409.79
  5. Step 5: Solve for x
    x = 312,558,284,409.79/755,924.91
  6. Step 6: Final answer
    x = 413,477.96

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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.