Home / 603,626.13-904,876.38-203,987.43

Finding the Fourth Proportional to 603,626.13, 904,876.38 and 203,987.43

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Solution

The fourth proportional to 603,626.13, 904,876.38 and 203,987.43 is: 305,790.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,626.13 : 904,876.38 = 203,987.43 : x
  2. Step 2: Convert to fraction form
    603,626.13/904,876.38 = 203,987.43/x
  3. Step 3: Cross multiply
    603,626.13x = 904,876.38 × 203,987.43
  4. Step 4: Simplify right side
    603,626.13x = 184,583,407,223.90
  5. Step 5: Solve for x
    x = 184,583,407,223.90/603,626.13
  6. Step 6: Final answer
    x = 305,790.95

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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.