Home / 526,141.08-726,091.02-299,772

Finding the Fourth Proportional to 526,141.08, 726,091.02 and 299,772

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Solution

The fourth proportional to 526,141.08, 726,091.02 and 299,772 is: 413,694.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,141.08 : 726,091.02 = 299,772 : x
  2. Step 2: Convert to fraction form
    526,141.08/726,091.02 = 299,772/x
  3. Step 3: Cross multiply
    526,141.08x = 726,091.02 × 299,772
  4. Step 4: Simplify right side
    526,141.08x = 217,661,757,247.44
  5. Step 5: Solve for x
    x = 217,661,757,247.44/526,141.08
  6. Step 6: Final answer
    x = 413,694.66

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.