Home / 753,539.96-1,039,650.59-462,846.66

Finding the Fourth Proportional to 753,539.96, 1,039,650.59 and 462,846.66

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Solution

The fourth proportional to 753,539.96, 1,039,650.59 and 462,846.66 is: 638,584.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    753,539.96 : 1,039,650.59 = 462,846.66 : x
  2. Step 2: Convert to fraction form
    753,539.96/1,039,650.59 = 462,846.66/x
  3. Step 3: Cross multiply
    753,539.96x = 1,039,650.59 × 462,846.66
  4. Step 4: Simplify right side
    753,539.96x = 481,198,800,406.96
  5. Step 5: Solve for x
    x = 481,198,800,406.96/753,539.96
  6. Step 6: Final answer
    x = 638,584.31

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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.