Home / 992,629.76-1,370,304.96-610,983.68

Finding the Fourth Proportional to 992,629.76, 1,370,304.96 and 610,983.68

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Solution

The fourth proportional to 992,629.76, 1,370,304.96 and 610,983.68 is: 843,450.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,629.76 : 1,370,304.96 = 610,983.68 : x
  2. Step 2: Convert to fraction form
    992,629.76/1,370,304.96 = 610,983.68/x
  3. Step 3: Cross multiply
    992,629.76x = 1,370,304.96 × 610,983.68
  4. Step 4: Simplify right side
    992,629.76x = 837,233,967,183.05
  5. Step 5: Solve for x
    x = 837,233,967,183.05/992,629.76
  6. Step 6: Final answer
    x = 843,450.40

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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.