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Finding the Fourth Proportional to 603,482.07, 905,225.28 and 204,126.15

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Solution

The fourth proportional to 603,482.07, 905,225.28 and 204,126.15 is: 306,189.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,482.07 : 905,225.28 = 204,126.15 : x
  2. Step 2: Convert to fraction form
    603,482.07/905,225.28 = 204,126.15/x
  3. Step 3: Cross multiply
    603,482.07x = 905,225.28 × 204,126.15
  4. Step 4: Simplify right side
    603,482.07x = 184,780,151,289.07
  5. Step 5: Solve for x
    x = 184,780,151,289.07/603,482.07
  6. Step 6: Final answer
    x = 306,189.96

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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.