Home / 558,277.36-837,693.04-221,310.88

Finding the Fourth Proportional to 558,277.36, 837,693.04 and 221,310.88

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Solution

The fourth proportional to 558,277.36, 837,693.04 and 221,310.88 is: 332,076.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,277.36 : 837,693.04 = 221,310.88 : x
  2. Step 2: Convert to fraction form
    558,277.36/837,693.04 = 221,310.88/x
  3. Step 3: Cross multiply
    558,277.36x = 837,693.04 × 221,310.88
  4. Step 4: Simplify right side
    558,277.36x = 185,390,583,852.28
  5. Step 5: Solve for x
    x = 185,390,583,852.28/558,277.36
  6. Step 6: Final answer
    x = 332,076.13

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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.