Home / 355,723.66-533,586.39-145,361.62

Finding the Fourth Proportional to 355,723.66, 533,586.39 and 145,361.62

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Solution

The fourth proportional to 355,723.66, 533,586.39 and 145,361.62 is: 218,042.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,723.66 : 533,586.39 = 145,361.62 : x
  2. Step 2: Convert to fraction form
    355,723.66/533,586.39 = 145,361.62/x
  3. Step 3: Cross multiply
    355,723.66x = 533,586.39 × 145,361.62
  4. Step 4: Simplify right side
    355,723.66x = 77,562,982,060.35
  5. Step 5: Solve for x
    x = 77,562,982,060.35/355,723.66
  6. Step 6: Final answer
    x = 218,042.80

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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.