Home / 494,615.08-681,814.02-303,273.64

Finding the Fourth Proportional to 494,615.08, 681,814.02 and 303,273.64

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Solution

The fourth proportional to 494,615.08, 681,814.02 and 303,273.64 is: 418,054.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,615.08 : 681,814.02 = 303,273.64 : x
  2. Step 2: Convert to fraction form
    494,615.08/681,814.02 = 303,273.64/x
  3. Step 3: Cross multiply
    494,615.08x = 681,814.02 × 303,273.64
  4. Step 4: Simplify right side
    494,615.08x = 206,776,219,648.43
  5. Step 5: Solve for x
    x = 206,776,219,648.43/494,615.08
  6. Step 6: Final answer
    x = 418,054.82

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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.