Home / 443,315.22-611,790.12-262,182.42

Finding the Fourth Proportional to 443,315.22, 611,790.12 and 262,182.42

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Solution

The fourth proportional to 443,315.22, 611,790.12 and 262,182.42 is: 361,820.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,315.22 : 611,790.12 = 262,182.42 : x
  2. Step 2: Convert to fraction form
    443,315.22/611,790.12 = 262,182.42/x
  3. Step 3: Cross multiply
    443,315.22x = 611,790.12 × 262,182.42
  4. Step 4: Simplify right side
    443,315.22x = 160,400,614,193.69
  5. Step 5: Solve for x
    x = 160,400,614,193.69/443,315.22
  6. Step 6: Final answer
    x = 361,820.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.