Home / 589,917.56-814,060.32-331,816.04

Finding the Fourth Proportional to 589,917.56, 814,060.32 and 331,816.04

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Solution

The fourth proportional to 589,917.56, 814,060.32 and 331,816.04 is: 457,891.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,917.56 : 814,060.32 = 331,816.04 : x
  2. Step 2: Convert to fraction form
    589,917.56/814,060.32 = 331,816.04/x
  3. Step 3: Cross multiply
    589,917.56x = 814,060.32 × 331,816.04
  4. Step 4: Simplify right side
    589,917.56x = 270,118,271,703.53
  5. Step 5: Solve for x
    x = 270,118,271,703.53/589,917.56
  6. Step 6: Final answer
    x = 457,891.56

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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.