Home / 756,795.41-1,044,385.82-412,628.51

Finding the Fourth Proportional to 756,795.41, 1,044,385.82 and 412,628.51

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Solution

The fourth proportional to 756,795.41, 1,044,385.82 and 412,628.51 is: 569,431.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,795.41 : 1,044,385.82 = 412,628.51 : x
  2. Step 2: Convert to fraction form
    756,795.41/1,044,385.82 = 412,628.51/x
  3. Step 3: Cross multiply
    756,795.41x = 1,044,385.82 × 412,628.51
  4. Step 4: Simplify right side
    756,795.41x = 430,943,364,771.73
  5. Step 5: Solve for x
    x = 430,943,364,771.73/756,795.41
  6. Step 6: Final answer
    x = 569,431.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.