Home / 762,383.76-1,142,832.03-362,917.28

Finding the Fourth Proportional to 762,383.76, 1,142,832.03 and 362,917.28

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Solution

The fourth proportional to 762,383.76, 1,142,832.03 and 362,917.28 is: 544,021.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,383.76 : 1,142,832.03 = 362,917.28 : x
  2. Step 2: Convert to fraction form
    762,383.76/1,142,832.03 = 362,917.28/x
  3. Step 3: Cross multiply
    762,383.76x = 1,142,832.03 × 362,917.28
  4. Step 4: Simplify right side
    762,383.76x = 414,753,486,110.32
  5. Step 5: Solve for x
    x = 414,753,486,110.32/762,383.76
  6. Step 6: Final answer
    x = 544,021.93

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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.