Home / 443,926.86-665,896.45-144,409.02

Finding the Fourth Proportional to 443,926.86, 665,896.45 and 144,409.02

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Solution

The fourth proportional to 443,926.86, 665,896.45 and 144,409.02 is: 216,615.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,926.86 : 665,896.45 = 144,409.02 : x
  2. Step 2: Convert to fraction form
    443,926.86/665,896.45 = 144,409.02/x
  3. Step 3: Cross multiply
    443,926.86x = 665,896.45 × 144,409.02
  4. Step 4: Simplify right side
    443,926.86x = 96,161,453,765.98
  5. Step 5: Solve for x
    x = 96,161,453,765.98/443,926.86
  6. Step 6: Final answer
    x = 216,615.53

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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.