Home / 488,179.04-673,339.20-448,022.48

Finding the Fourth Proportional to 488,179.04, 673,339.20 and 448,022.48

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Solution

The fourth proportional to 488,179.04, 673,339.20 and 448,022.48 is: 617,951.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,179.04 : 673,339.20 = 448,022.48 : x
  2. Step 2: Convert to fraction form
    488,179.04/673,339.20 = 448,022.48/x
  3. Step 3: Cross multiply
    488,179.04x = 673,339.20 × 448,022.48
  4. Step 4: Simplify right side
    488,179.04x = 301,671,098,265.22
  5. Step 5: Solve for x
    x = 301,671,098,265.22/488,179.04
  6. Step 6: Final answer
    x = 617,951.76

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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.