Home / 741,425.81-1,110,564.07-501,686.87

Finding the Fourth Proportional to 741,425.81, 1,110,564.07 and 501,686.87

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Solution

The fourth proportional to 741,425.81, 1,110,564.07 and 501,686.87 is: 751,464.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,425.81 : 1,110,564.07 = 501,686.87 : x
  2. Step 2: Convert to fraction form
    741,425.81/1,110,564.07 = 501,686.87/x
  3. Step 3: Cross multiply
    741,425.81x = 1,110,564.07 × 501,686.87
  4. Step 4: Simplify right side
    741,425.81x = 557,155,405,405.72
  5. Step 5: Solve for x
    x = 557,155,405,405.72/741,425.81
  6. Step 6: Final answer
    x = 751,464.82

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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.