Home / 443,313.98-611,788.38-262,181.18

Finding the Fourth Proportional to 443,313.98, 611,788.38 and 262,181.18

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Solution

The fourth proportional to 443,313.98, 611,788.38 and 262,181.18 is: 361,818.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,313.98 : 611,788.38 = 262,181.18 : x
  2. Step 2: Convert to fraction form
    443,313.98/611,788.38 = 262,181.18/x
  3. Step 3: Cross multiply
    443,313.98x = 611,788.38 × 262,181.18
  4. Step 4: Simplify right side
    443,313.98x = 160,399,396,319.75
  5. Step 5: Solve for x
    x = 160,399,396,319.75/443,313.98
  6. Step 6: Final answer
    x = 361,818.95

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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.