Home / 330,874.44-456,563.46-187,582.12

Finding the Fourth Proportional to 330,874.44, 456,563.46 and 187,582.12

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Solution

The fourth proportional to 330,874.44, 456,563.46 and 187,582.12 is: 258,838.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,874.44 : 456,563.46 = 187,582.12 : x
  2. Step 2: Convert to fraction form
    330,874.44/456,563.46 = 187,582.12/x
  3. Step 3: Cross multiply
    330,874.44x = 456,563.46 × 187,582.12
  4. Step 4: Simplify right side
    330,874.44x = 85,643,141,741.34
  5. Step 5: Solve for x
    x = 85,643,141,741.34/330,874.44
  6. Step 6: Final answer
    x = 258,838.80

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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.