Home / 751,149.48-1,125,936.89-277,532.76

Finding the Fourth Proportional to 751,149.48, 1,125,936.89 and 277,532.76

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Solution

The fourth proportional to 751,149.48, 1,125,936.89 and 277,532.76 is: 416,008.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,149.48 : 1,125,936.89 = 277,532.76 : x
  2. Step 2: Convert to fraction form
    751,149.48/1,125,936.89 = 277,532.76/x
  3. Step 3: Cross multiply
    751,149.48x = 1,125,936.89 × 277,532.76
  4. Step 4: Simplify right side
    751,149.48x = 312,484,369,139.09
  5. Step 5: Solve for x
    x = 312,484,369,139.09/751,149.48
  6. Step 6: Final answer
    x = 416,008.24

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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.