Home / 856,758.40-1,182,333.44-474,791.52

Finding the Fourth Proportional to 856,758.40, 1,182,333.44 and 474,791.52

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Solution

The fourth proportional to 856,758.40, 1,182,333.44 and 474,791.52 is: 655,216.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    856,758.40 : 1,182,333.44 = 474,791.52 : x
  2. Step 2: Convert to fraction form
    856,758.40/1,182,333.44 = 474,791.52/x
  3. Step 3: Cross multiply
    856,758.40x = 1,182,333.44 × 474,791.52
  4. Step 4: Simplify right side
    856,758.40x = 561,361,891,124.43
  5. Step 5: Solve for x
    x = 561,361,891,124.43/856,758.40
  6. Step 6: Final answer
    x = 655,216.09

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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.