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Finding the Fourth Proportional to 835,352.59, 1,253,556 and 355,579.63

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Solution

The fourth proportional to 835,352.59, 1,253,556 and 355,579.63 is: 533,593.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,352.59 : 1,253,556 = 355,579.63 : x
  2. Step 2: Convert to fraction form
    835,352.59/1,253,556 = 355,579.63/x
  3. Step 3: Cross multiply
    835,352.59x = 1,253,556 × 355,579.63
  4. Step 4: Simplify right side
    835,352.59x = 445,738,978,664.28
  5. Step 5: Solve for x
    x = 445,738,978,664.28/835,352.59
  6. Step 6: Final answer
    x = 533,593.82

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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.