Home / 777,823.20-1,164,891.60-479,224.80

Finding the Fourth Proportional to 777,823.20, 1,164,891.60 and 479,224.80

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Solution

The fourth proportional to 777,823.20, 1,164,891.60 and 479,224.80 is: 717,701.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    777,823.20 : 1,164,891.60 = 479,224.80 : x
  2. Step 2: Convert to fraction form
    777,823.20/1,164,891.60 = 479,224.80/x
  3. Step 3: Cross multiply
    777,823.20x = 1,164,891.60 × 479,224.80
  4. Step 4: Simplify right side
    777,823.20x = 558,244,944,031.68
  5. Step 5: Solve for x
    x = 558,244,944,031.68/777,823.20
  6. Step 6: Final answer
    x = 717,701.59

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1.5x scale

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.