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Finding the Fourth Proportional to 504,059.94, 695,610.86 and 274,628.16

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Solution

The fourth proportional to 504,059.94, 695,610.86 and 274,628.16 is: 378,991.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,059.94 : 695,610.86 = 274,628.16 : x
  2. Step 2: Convert to fraction form
    504,059.94/695,610.86 = 274,628.16/x
  3. Step 3: Cross multiply
    504,059.94x = 695,610.86 × 274,628.16
  4. Step 4: Simplify right side
    504,059.94x = 191,034,329,184.68
  5. Step 5: Solve for x
    x = 191,034,329,184.68/504,059.94
  6. Step 6: Final answer
    x = 378,991.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.