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Finding the Fourth Proportional to 500,086.64, 750,441 and 364,913.84

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Solution

The fourth proportional to 500,086.64, 750,441 and 364,913.84 is: 547,597.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,086.64 : 750,441 = 364,913.84 : x
  2. Step 2: Convert to fraction form
    500,086.64/750,441 = 364,913.84/x
  3. Step 3: Cross multiply
    500,086.64x = 750,441 × 364,913.84
  4. Step 4: Simplify right side
    500,086.64x = 273,846,307,003.44
  5. Step 5: Solve for x
    x = 273,846,307,003.44/500,086.64
  6. Step 6: Final answer
    x = 547,597.73

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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.