Home / 490,674.42-677,134.44-272,886.14

Finding the Fourth Proportional to 490,674.42, 677,134.44 and 272,886.14

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Solution

The fourth proportional to 490,674.42, 677,134.44 and 272,886.14 is: 376,584.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    490,674.42 : 677,134.44 = 272,886.14 : x
  2. Step 2: Convert to fraction form
    490,674.42/677,134.44 = 272,886.14/x
  3. Step 3: Cross multiply
    490,674.42x = 677,134.44 × 272,886.14
  4. Step 4: Simplify right side
    490,674.42x = 184,780,605,285.50
  5. Step 5: Solve for x
    x = 184,780,605,285.50/490,674.42
  6. Step 6: Final answer
    x = 376,584.96

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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.