Home / 551,378.20-826,629.90-302,060.20

Finding the Fourth Proportional to 551,378.20, 826,629.90 and 302,060.20

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Solution

The fourth proportional to 551,378.20, 826,629.90 and 302,060.20 is: 452,850.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,378.20 : 826,629.90 = 302,060.20 : x
  2. Step 2: Convert to fraction form
    551,378.20/826,629.90 = 302,060.20/x
  3. Step 3: Cross multiply
    551,378.20x = 826,629.90 × 302,060.20
  4. Step 4: Simplify right side
    551,378.20x = 249,691,992,919.98
  5. Step 5: Solve for x
    x = 249,691,992,919.98/551,378.20
  6. Step 6: Final answer
    x = 452,850.68

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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.