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Finding the Fourth Proportional to 503,176.07, 755,114.03 and 325,241.75

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Solution

The fourth proportional to 503,176.07, 755,114.03 and 325,241.75 is: 488,088.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,176.07 : 755,114.03 = 325,241.75 : x
  2. Step 2: Convert to fraction form
    503,176.07/755,114.03 = 325,241.75/x
  3. Step 3: Cross multiply
    503,176.07x = 755,114.03 × 325,241.75
  4. Step 4: Simplify right side
    503,176.07x = 245,594,608,566.75
  5. Step 5: Solve for x
    x = 245,594,608,566.75/503,176.07
  6. Step 6: Final answer
    x = 488,088.81

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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.