Home / 322,617.87-483,925.73-82,731.51

Finding the Fourth Proportional to 322,617.87, 483,925.73 and 82,731.51

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Solution

The fourth proportional to 322,617.87, 483,925.73 and 82,731.51 is: 124,096.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,617.87 : 483,925.73 = 82,731.51 : x
  2. Step 2: Convert to fraction form
    322,617.87/483,925.73 = 82,731.51/x
  3. Step 3: Cross multiply
    322,617.87x = 483,925.73 × 82,731.51
  4. Step 4: Simplify right side
    322,617.87x = 40,035,905,957.09
  5. Step 5: Solve for x
    x = 40,035,905,957.09/322,617.87
  6. Step 6: Final answer
    x = 124,096.99

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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.