Home / 992,127.96-1,369,183.38-562,416.44

Finding the Fourth Proportional to 992,127.96, 1,369,183.38 and 562,416.44

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Solution

The fourth proportional to 992,127.96, 1,369,183.38 and 562,416.44 is: 776,161.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,127.96 : 1,369,183.38 = 562,416.44 : x
  2. Step 2: Convert to fraction form
    992,127.96/1,369,183.38 = 562,416.44/x
  3. Step 3: Cross multiply
    992,127.96x = 1,369,183.38 × 562,416.44
  4. Step 4: Simplify right side
    992,127.96x = 770,051,242,286.77
  5. Step 5: Solve for x
    x = 770,051,242,286.77/992,127.96
  6. Step 6: Final answer
    x = 776,161.21

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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.