Home / 775,342.61-1,163,086.85-228,235.38

Finding the Fourth Proportional to 775,342.61, 1,163,086.85 and 228,235.38

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Solution

The fourth proportional to 775,342.61, 1,163,086.85 and 228,235.38 is: 342,374.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    775,342.61 : 1,163,086.85 = 228,235.38 : x
  2. Step 2: Convert to fraction form
    775,342.61/1,163,086.85 = 228,235.38/x
  3. Step 3: Cross multiply
    775,342.61x = 1,163,086.85 × 228,235.38
  4. Step 4: Simplify right side
    775,342.61x = 265,457,563,680.00
  5. Step 5: Solve for x
    x = 265,457,563,680.00/775,342.61
  6. Step 6: Final answer
    x = 342,374.53

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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.