Home / 437,766.78-604,212.09-276,519.27

Finding the Fourth Proportional to 437,766.78, 604,212.09 and 276,519.27

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Solution

The fourth proportional to 437,766.78, 604,212.09 and 276,519.27 is: 381,655.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,766.78 : 604,212.09 = 276,519.27 : x
  2. Step 2: Convert to fraction form
    437,766.78/604,212.09 = 276,519.27/x
  3. Step 3: Cross multiply
    437,766.78x = 604,212.09 × 276,519.27
  4. Step 4: Simplify right side
    437,766.78x = 167,076,286,051.97
  5. Step 5: Solve for x
    x = 167,076,286,051.97/437,766.78
  6. Step 6: Final answer
    x = 381,655.93

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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.