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Finding the Fourth Proportional to 603,362.51, 905,376.21 and 366,871.27

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Solution

The fourth proportional to 603,362.51, 905,376.21 and 366,871.27 is: 550,509.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,362.51 : 905,376.21 = 366,871.27 : x
  2. Step 2: Convert to fraction form
    603,362.51/905,376.21 = 366,871.27/x
  3. Step 3: Cross multiply
    603,362.51x = 905,376.21 × 366,871.27
  4. Step 4: Simplify right side
    603,362.51x = 332,156,517,727.05
  5. Step 5: Solve for x
    x = 332,156,517,727.05/603,362.51
  6. Step 6: Final answer
    x = 550,509.04

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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.