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Finding the Fourth Proportional to 634,669.89, 952,007.06 and 161,355.30

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Solution

The fourth proportional to 634,669.89, 952,007.06 and 161,355.30 is: 242,033.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,669.89 : 952,007.06 = 161,355.30 : x
  2. Step 2: Convert to fraction form
    634,669.89/952,007.06 = 161,355.30/x
  3. Step 3: Cross multiply
    634,669.89x = 952,007.06 × 161,355.30
  4. Step 4: Simplify right side
    634,669.89x = 153,611,384,768.42
  5. Step 5: Solve for x
    x = 153,611,384,768.42/634,669.89
  6. Step 6: Final answer
    x = 242,033.52

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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.