Home / 987,667.41-1,481,165.73-277,530.33

Finding the Fourth Proportional to 987,667.41, 1,481,165.73 and 277,530.33

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Solution

The fourth proportional to 987,667.41, 1,481,165.73 and 277,530.33 is: 416,201.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    987,667.41 : 1,481,165.73 = 277,530.33 : x
  2. Step 2: Convert to fraction form
    987,667.41/1,481,165.73 = 277,530.33/x
  3. Step 3: Cross multiply
    987,667.41x = 1,481,165.73 × 277,530.33
  4. Step 4: Simplify right side
    987,667.41x = 411,068,413,831.59
  5. Step 5: Solve for x
    x = 411,068,413,831.59/987,667.41
  6. Step 6: Final answer
    x = 416,201.25

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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.