Home / 558,774.45-837,855.50-221,473.44

Finding the Fourth Proportional to 558,774.45, 837,855.50 and 221,473.44

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Solution

The fourth proportional to 558,774.45, 837,855.50 and 221,473.44 is: 332,088.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,774.45 : 837,855.50 = 221,473.44 : x
  2. Step 2: Convert to fraction form
    558,774.45/837,855.50 = 221,473.44/x
  3. Step 3: Cross multiply
    558,774.45x = 837,855.50 × 221,473.44
  4. Step 4: Simplify right side
    558,774.45x = 185,562,738,700.55
  5. Step 5: Solve for x
    x = 185,562,738,700.55/558,774.45
  6. Step 6: Final answer
    x = 332,088.80

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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.