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Finding the Fourth Proportional to 603,632.63, 904,886.13 and 203,993.93

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Solution

The fourth proportional to 603,632.63, 904,886.13 and 203,993.93 is: 305,800.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,632.63 : 904,886.13 = 203,993.93 : x
  2. Step 2: Convert to fraction form
    603,632.63/904,886.13 = 203,993.93/x
  3. Step 3: Cross multiply
    603,632.63x = 904,886.13 × 203,993.93
  4. Step 4: Simplify right side
    603,632.63x = 184,591,277,861.19
  5. Step 5: Solve for x
    x = 184,591,277,861.19/603,632.63
  6. Step 6: Final answer
    x = 305,800.70

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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.