Home / 285,922.62-394,586.10-158,598.18

Finding the Fourth Proportional to 285,922.62, 394,586.10 and 158,598.18

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Solution

The fourth proportional to 285,922.62, 394,586.10 and 158,598.18 is: 218,872.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    285,922.62 : 394,586.10 = 158,598.18 : x
  2. Step 2: Convert to fraction form
    285,922.62/394,586.10 = 158,598.18/x
  3. Step 3: Cross multiply
    285,922.62x = 394,586.10 × 158,598.18
  4. Step 4: Simplify right side
    285,922.62x = 62,580,637,313.30
  5. Step 5: Solve for x
    x = 62,580,637,313.30/285,922.62
  6. Step 6: Final answer
    x = 218,872.64

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1.5x scale

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.