Home / 546,539.86-814,376.44-486,917.38

Finding the Fourth Proportional to 546,539.86, 814,376.44 and 486,917.38

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Solution

The fourth proportional to 546,539.86, 814,376.44 and 486,917.38 is: 725,535.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,539.86 : 814,376.44 = 486,917.38 : x
  2. Step 2: Convert to fraction form
    546,539.86/814,376.44 = 486,917.38/x
  3. Step 3: Cross multiply
    546,539.86x = 814,376.44 × 486,917.38
  4. Step 4: Simplify right side
    546,539.86x = 396,534,042,498.53
  5. Step 5: Solve for x
    x = 396,534,042,498.53/546,539.86
  6. Step 6: Final answer
    x = 725,535.45

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.