Home / 589,910.42-814,145.48-335,299.88

Finding the Fourth Proportional to 589,910.42, 814,145.48 and 335,299.88

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Solution

The fourth proportional to 589,910.42, 814,145.48 and 335,299.88 is: 462,753.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,910.42 : 814,145.48 = 335,299.88 : x
  2. Step 2: Convert to fraction form
    589,910.42/814,145.48 = 335,299.88/x
  3. Step 3: Cross multiply
    589,910.42x = 814,145.48 × 335,299.88
  4. Step 4: Simplify right side
    589,910.42x = 272,982,881,746.54
  5. Step 5: Solve for x
    x = 272,982,881,746.54/589,910.42
  6. Step 6: Final answer
    x = 462,753.11

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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.