Home / 992,091.42-1,369,133.01-562,379.94

Finding the Fourth Proportional to 992,091.42, 1,369,133.01 and 562,379.94

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Solution

The fourth proportional to 992,091.42, 1,369,133.01 and 562,379.94 is: 776,110.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,091.42 : 1,369,133.01 = 562,379.94 : x
  2. Step 2: Convert to fraction form
    992,091.42/1,369,133.01 = 562,379.94/x
  3. Step 3: Cross multiply
    992,091.42x = 1,369,133.01 × 562,379.94
  4. Step 4: Simplify right side
    992,091.42x = 769,972,940,015.82
  5. Step 5: Solve for x
    x = 769,972,940,015.82/992,091.42
  6. Step 6: Final answer
    x = 776,110.87

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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.