Home / 388,757.34-582,895.44-151,821.42

Finding the Fourth Proportional to 388,757.34, 582,895.44 and 151,821.42

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Solution

The fourth proportional to 388,757.34, 582,895.44 and 151,821.42 is: 227,638.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    388,757.34 : 582,895.44 = 151,821.42 : x
  2. Step 2: Convert to fraction form
    388,757.34/582,895.44 = 151,821.42/x
  3. Step 3: Cross multiply
    388,757.34x = 582,895.44 × 151,821.42
  4. Step 4: Simplify right side
    388,757.34x = 88,496,013,412.32
  5. Step 5: Solve for x
    x = 88,496,013,412.32/388,757.34
  6. Step 6: Final answer
    x = 227,638.18

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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.