Home / 306,096.90-459,145.35-206,564.10

Finding the Fourth Proportional to 306,096.90, 459,145.35 and 206,564.10

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Solution

The fourth proportional to 306,096.90, 459,145.35 and 206,564.10 is: 309,846.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,096.90 : 459,145.35 = 206,564.10 : x
  2. Step 2: Convert to fraction form
    306,096.90/459,145.35 = 206,564.10/x
  3. Step 3: Cross multiply
    306,096.90x = 459,145.35 × 206,564.10
  4. Step 4: Simplify right side
    306,096.90x = 94,842,945,991.94
  5. Step 5: Solve for x
    x = 94,842,945,991.94/306,096.90
  6. Step 6: Final answer
    x = 309,846.15

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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.