Home / 555,300.20-832,464.30-377,229.80

Finding the Fourth Proportional to 555,300.20, 832,464.30 and 377,229.80

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Solution

The fourth proportional to 555,300.20, 832,464.30 and 377,229.80 is: 565,514.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,300.20 : 832,464.30 = 377,229.80 : x
  2. Step 2: Convert to fraction form
    555,300.20/832,464.30 = 377,229.80/x
  3. Step 3: Cross multiply
    555,300.20x = 832,464.30 × 377,229.80
  4. Step 4: Simplify right side
    555,300.20x = 314,030,341,396.14
  5. Step 5: Solve for x
    x = 314,030,341,396.14/555,300.20
  6. Step 6: Final answer
    x = 565,514.55

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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.