Home / 285,902.04-394,562.70-165,065.46

Finding the Fourth Proportional to 285,902.04, 394,562.70 and 165,065.46

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Solution

The fourth proportional to 285,902.04, 394,562.70 and 165,065.46 is: 227,800.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    285,902.04 : 394,562.70 = 165,065.46 : x
  2. Step 2: Convert to fraction form
    285,902.04/394,562.70 = 165,065.46/x
  3. Step 3: Cross multiply
    285,902.04x = 394,562.70 × 165,065.46
  4. Step 4: Simplify right side
    285,902.04x = 65,128,673,574.34
  5. Step 5: Solve for x
    x = 65,128,673,574.34/285,902.04
  6. Step 6: Final answer
    x = 227,800.66

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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.