Home / 379,079.04-568,815.36-154,604.16

Finding the Fourth Proportional to 379,079.04, 568,815.36 and 154,604.16

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Solution

The fourth proportional to 379,079.04, 568,815.36 and 154,604.16 is: 231,986.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,079.04 : 568,815.36 = 154,604.16 : x
  2. Step 2: Convert to fraction form
    379,079.04/568,815.36 = 154,604.16/x
  3. Step 3: Cross multiply
    379,079.04x = 568,815.36 × 154,604.16
  4. Step 4: Simplify right side
    379,079.04x = 87,941,220,927.90
  5. Step 5: Solve for x
    x = 87,941,220,927.90/379,079.04
  6. Step 6: Final answer
    x = 231,986.50

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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.