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Finding the Fourth Proportional to 341,710.10, 512,565.15 and 164,563.10

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Solution

The fourth proportional to 341,710.10, 512,565.15 and 164,563.10 is: 246,844.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,710.10 : 512,565.15 = 164,563.10 : x
  2. Step 2: Convert to fraction form
    341,710.10/512,565.15 = 164,563.10/x
  3. Step 3: Cross multiply
    341,710.10x = 512,565.15 × 164,563.10
  4. Step 4: Simplify right side
    341,710.10x = 84,349,310,035.97
  5. Step 5: Solve for x
    x = 84,349,310,035.97/341,710.10
  6. Step 6: Final answer
    x = 246,844.65

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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.