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Finding the Fourth Proportional to 401,744.60, 603,005.70 and 244,280.60

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Solution

The fourth proportional to 401,744.60, 603,005.70 and 244,280.60 is: 366,657.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,744.60 : 603,005.70 = 244,280.60 : x
  2. Step 2: Convert to fraction form
    401,744.60/603,005.70 = 244,280.60/x
  3. Step 3: Cross multiply
    401,744.60x = 603,005.70 × 244,280.60
  4. Step 4: Simplify right side
    401,744.60x = 147,302,594,199.42
  5. Step 5: Solve for x
    x = 147,302,594,199.42/401,744.60
  6. Step 6: Final answer
    x = 366,657.31

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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.