Home / 965,723.58-1,332,762.21-557,842.59

Finding the Fourth Proportional to 965,723.58, 1,332,762.21 and 557,842.59

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Solution

The fourth proportional to 965,723.58, 1,332,762.21 and 557,842.59 is: 769,859.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,723.58 : 1,332,762.21 = 557,842.59 : x
  2. Step 2: Convert to fraction form
    965,723.58/1,332,762.21 = 557,842.59/x
  3. Step 3: Cross multiply
    965,723.58x = 1,332,762.21 × 557,842.59
  4. Step 4: Simplify right side
    965,723.58x = 743,471,523,080.52
  5. Step 5: Solve for x
    x = 743,471,523,080.52/965,723.58
  6. Step 6: Final answer
    x = 769,859.55

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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.