Home / 558,271.36-837,684.04-221,304.88

Finding the Fourth Proportional to 558,271.36, 837,684.04 and 221,304.88

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Solution

The fourth proportional to 558,271.36, 837,684.04 and 221,304.88 is: 332,067.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,271.36 : 837,684.04 = 221,304.88 : x
  2. Step 2: Convert to fraction form
    558,271.36/837,684.04 = 221,304.88/x
  3. Step 3: Cross multiply
    558,271.36x = 837,684.04 × 221,304.88
  4. Step 4: Simplify right side
    558,271.36x = 185,383,565,950.12
  5. Step 5: Solve for x
    x = 185,383,565,950.12/558,271.36
  6. Step 6: Final answer
    x = 332,067.13

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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.