Home / 469,833.75-648,371.05-254,973.86

Finding the Fourth Proportional to 469,833.75, 648,371.05 and 254,973.86

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Solution

The fourth proportional to 469,833.75, 648,371.05 and 254,973.86 is: 351,864.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,833.75 : 648,371.05 = 254,973.86 : x
  2. Step 2: Convert to fraction form
    469,833.75/648,371.05 = 254,973.86/x
  3. Step 3: Cross multiply
    469,833.75x = 648,371.05 × 254,973.86
  4. Step 4: Simplify right side
    469,833.75x = 165,317,667,882.86
  5. Step 5: Solve for x
    x = 165,317,667,882.86/469,833.75
  6. Step 6: Final answer
    x = 351,864.18

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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.