Home / 443,219.94-664,895.51-162,715.32

Finding the Fourth Proportional to 443,219.94, 664,895.51 and 162,715.32

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Solution

The fourth proportional to 443,219.94, 664,895.51 and 162,715.32 is: 244,097.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,219.94 : 664,895.51 = 162,715.32 : x
  2. Step 2: Convert to fraction form
    443,219.94/664,895.51 = 162,715.32/x
  3. Step 3: Cross multiply
    443,219.94x = 664,895.51 × 162,715.32
  4. Step 4: Simplify right side
    443,219.94x = 108,188,684,862.64
  5. Step 5: Solve for x
    x = 108,188,684,862.64/443,219.94
  6. Step 6: Final answer
    x = 244,097.06

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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.