Home / 308,040.17-461,416.30-247,742.75

Finding the Fourth Proportional to 308,040.17, 461,416.30 and 247,742.75

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Solution

The fourth proportional to 308,040.17, 461,416.30 and 247,742.75 is: 371,096.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,040.17 : 461,416.30 = 247,742.75 : x
  2. Step 2: Convert to fraction form
    308,040.17/461,416.30 = 247,742.75/x
  3. Step 3: Cross multiply
    308,040.17x = 461,416.30 × 247,742.75
  4. Step 4: Simplify right side
    308,040.17x = 114,312,543,591.01
  5. Step 5: Solve for x
    x = 114,312,543,591.01/308,040.17
  6. Step 6: Final answer
    x = 371,096.23

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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.