Home / 806,262.66-1,112,614.58-443,652.62

Finding the Fourth Proportional to 806,262.66, 1,112,614.58 and 443,652.62

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Solution

The fourth proportional to 806,262.66, 1,112,614.58 and 443,652.62 is: 612,225.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,262.66 : 1,112,614.58 = 443,652.62 : x
  2. Step 2: Convert to fraction form
    806,262.66/1,112,614.58 = 443,652.62/x
  3. Step 3: Cross multiply
    806,262.66x = 1,112,614.58 × 443,652.62
  4. Step 4: Simplify right side
    806,262.66x = 493,614,373,467.20
  5. Step 5: Solve for x
    x = 493,614,373,467.20/806,262.66
  6. Step 6: Final answer
    x = 612,225.27

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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.