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Finding the Fourth Proportional to 341,243.29, 512,179.08 and 172,880.74

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Solution

The fourth proportional to 341,243.29, 512,179.08 and 172,880.74 is: 259,480.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,243.29 : 512,179.08 = 172,880.74 : x
  2. Step 2: Convert to fraction form
    341,243.29/512,179.08 = 172,880.74/x
  3. Step 3: Cross multiply
    341,243.29x = 512,179.08 × 172,880.74
  4. Step 4: Simplify right side
    341,243.29x = 88,545,898,362.92
  5. Step 5: Solve for x
    x = 88,545,898,362.92/341,243.29
  6. Step 6: Final answer
    x = 259,480.26

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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.