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Finding the Fourth Proportional to 445,775.27, 668,829.35 and 179,611.29

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Solution

The fourth proportional to 445,775.27, 668,829.35 and 179,611.29 is: 269,484.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,775.27 : 668,829.35 = 179,611.29 : x
  2. Step 2: Convert to fraction form
    445,775.27/668,829.35 = 179,611.29/x
  3. Step 3: Cross multiply
    445,775.27x = 668,829.35 × 179,611.29
  4. Step 4: Simplify right side
    445,775.27x = 120,129,302,792.39
  5. Step 5: Solve for x
    x = 120,129,302,792.39/445,775.27
  6. Step 6: Final answer
    x = 269,484.00

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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.