Home / 940,146.66-1,297,424.25-558,174.42

Finding the Fourth Proportional to 940,146.66, 1,297,424.25 and 558,174.42

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Solution

The fourth proportional to 940,146.66, 1,297,424.25 and 558,174.42 is: 770,293.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,146.66 : 1,297,424.25 = 558,174.42 : x
  2. Step 2: Convert to fraction form
    940,146.66/1,297,424.25 = 558,174.42/x
  3. Step 3: Cross multiply
    940,146.66x = 1,297,424.25 × 558,174.42
  4. Step 4: Simplify right side
    940,146.66x = 724,189,028,237.69
  5. Step 5: Solve for x
    x = 724,189,028,237.69/940,146.66
  6. Step 6: Final answer
    x = 770,293.68

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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.