Home / 558,498.20-837,729.47-179,417.39

Finding the Fourth Proportional to 558,498.20, 837,729.47 and 179,417.39

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Solution

The fourth proportional to 558,498.20, 837,729.47 and 179,417.39 is: 269,120.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,498.20 : 837,729.47 = 179,417.39 : x
  2. Step 2: Convert to fraction form
    558,498.20/837,729.47 = 179,417.39/x
  3. Step 3: Cross multiply
    558,498.20x = 837,729.47 × 179,417.39
  4. Step 4: Simplify right side
    558,498.20x = 150,303,234,136.40
  5. Step 5: Solve for x
    x = 150,303,234,136.40/558,498.20
  6. Step 6: Final answer
    x = 269,120.36

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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.