Home / 783,305.03-1,175,017.39-334,027.80

Finding the Fourth Proportional to 783,305.03, 1,175,017.39 and 334,027.80

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Solution

The fourth proportional to 783,305.03, 1,175,017.39 and 334,027.80 is: 501,067.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,305.03 : 1,175,017.39 = 334,027.80 : x
  2. Step 2: Convert to fraction form
    783,305.03/1,175,017.39 = 334,027.80/x
  3. Step 3: Cross multiply
    783,305.03x = 1,175,017.39 × 334,027.80
  4. Step 4: Simplify right side
    783,305.03x = 392,488,472,908.37
  5. Step 5: Solve for x
    x = 392,488,472,908.37/783,305.03
  6. Step 6: Final answer
    x = 501,067.22

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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.