Home / 756,894.52-1,044,476.12-430,198.98

Finding the Fourth Proportional to 756,894.52, 1,044,476.12 and 430,198.98

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Solution

The fourth proportional to 756,894.52, 1,044,476.12 and 430,198.98 is: 593,652.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,894.52 : 1,044,476.12 = 430,198.98 : x
  2. Step 2: Convert to fraction form
    756,894.52/1,044,476.12 = 430,198.98/x
  3. Step 3: Cross multiply
    756,894.52x = 1,044,476.12 × 430,198.98
  4. Step 4: Simplify right side
    756,894.52x = 449,332,561,458.36
  5. Step 5: Solve for x
    x = 449,332,561,458.36/756,894.52
  6. Step 6: Final answer
    x = 593,652.81

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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.