Home / 351,640.16-527,546.64-102,324.32

Finding the Fourth Proportional to 351,640.16, 527,546.64 and 102,324.32

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Solution

The fourth proportional to 351,640.16, 527,546.64 and 102,324.32 is: 153,511.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,640.16 : 527,546.64 = 102,324.32 : x
  2. Step 2: Convert to fraction form
    351,640.16/527,546.64 = 102,324.32/x
  3. Step 3: Cross multiply
    351,640.16x = 527,546.64 × 102,324.32
  4. Step 4: Simplify right side
    351,640.16x = 53,980,851,206.28
  5. Step 5: Solve for x
    x = 53,980,851,206.28/351,640.16
  6. Step 6: Final answer
    x = 153,511.62

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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.