Home / 589,260.42-813,118.70-331,096.31

Finding the Fourth Proportional to 589,260.42, 813,118.70 and 331,096.31

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Solution

The fourth proportional to 589,260.42, 813,118.70 and 331,096.31 is: 456,878.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,260.42 : 813,118.70 = 331,096.31 : x
  2. Step 2: Convert to fraction form
    589,260.42/813,118.70 = 331,096.31/x
  3. Step 3: Cross multiply
    589,260.42x = 813,118.70 × 331,096.31
  4. Step 4: Simplify right side
    589,260.42x = 269,220,600,973.34
  5. Step 5: Solve for x
    x = 269,220,600,973.34/589,260.42
  6. Step 6: Final answer
    x = 456,878.81

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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.