Home / 231,334.70-347,002.05-204,608.30

Finding the Fourth Proportional to 231,334.70, 347,002.05 and 204,608.30

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Solution

The fourth proportional to 231,334.70, 347,002.05 and 204,608.30 is: 306,912.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,334.70 : 347,002.05 = 204,608.30 : x
  2. Step 2: Convert to fraction form
    231,334.70/347,002.05 = 204,608.30/x
  3. Step 3: Cross multiply
    231,334.70x = 347,002.05 × 204,608.30
  4. Step 4: Simplify right side
    231,334.70x = 70,999,499,547.02
  5. Step 5: Solve for x
    x = 70,999,499,547.02/231,334.70
  6. Step 6: Final answer
    x = 306,912.45

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1.5x scale

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.