Home / 829,606.96-1,244,668.81-297,132.61

Finding the Fourth Proportional to 829,606.96, 1,244,668.81 and 297,132.61

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Solution

The fourth proportional to 829,606.96, 1,244,668.81 and 297,132.61 is: 445,791.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,606.96 : 1,244,668.81 = 297,132.61 : x
  2. Step 2: Convert to fraction form
    829,606.96/1,244,668.81 = 297,132.61/x
  3. Step 3: Cross multiply
    829,606.96x = 1,244,668.81 × 297,132.61
  4. Step 4: Simplify right side
    829,606.96x = 369,831,692,100.89
  5. Step 5: Solve for x
    x = 369,831,692,100.89/829,606.96
  6. Step 6: Final answer
    x = 445,791.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.