Home / 835,367.09-1,253,577.77-355,594.20

Finding the Fourth Proportional to 835,367.09, 1,253,577.77 and 355,594.20

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Solution

The fourth proportional to 835,367.09, 1,253,577.77 and 355,594.20 is: 533,615.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,367.09 : 1,253,577.77 = 355,594.20 : x
  2. Step 2: Convert to fraction form
    835,367.09/1,253,577.77 = 355,594.20/x
  3. Step 3: Cross multiply
    835,367.09x = 1,253,577.77 × 355,594.20
  4. Step 4: Simplify right side
    835,367.09x = 445,764,984,260.93
  5. Step 5: Solve for x
    x = 445,764,984,260.93/835,367.09
  6. Step 6: Final answer
    x = 533,615.69

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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.