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Finding the Fourth Proportional to 341,715.10, 512,572.65 and 164,568.10

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Solution

The fourth proportional to 341,715.10, 512,572.65 and 164,568.10 is: 246,852.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,715.10 : 512,572.65 = 164,568.10 : x
  2. Step 2: Convert to fraction form
    341,715.10/512,572.65 = 164,568.10/x
  3. Step 3: Cross multiply
    341,715.10x = 512,572.65 × 164,568.10
  4. Step 4: Simplify right side
    341,715.10x = 84,353,107,122.47
  5. Step 5: Solve for x
    x = 84,353,107,122.47/341,715.10
  6. Step 6: Final answer
    x = 246,852.15

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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.