Home / 451,052.28-622,092.96-289,923.84

Finding the Fourth Proportional to 451,052.28, 622,092.96 and 289,923.84

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Solution

The fourth proportional to 451,052.28, 622,092.96 and 289,923.84 is: 399,864.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,052.28 : 622,092.96 = 289,923.84 : x
  2. Step 2: Convert to fraction form
    451,052.28/622,092.96 = 289,923.84/x
  3. Step 3: Cross multiply
    451,052.28x = 622,092.96 × 289,923.84
  4. Step 4: Simplify right side
    451,052.28x = 180,359,579,800.17
  5. Step 5: Solve for x
    x = 180,359,579,800.17/451,052.28
  6. Step 6: Final answer
    x = 399,864.02

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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.