Home / 452,469.08-678,791.06-171,964.46

Finding the Fourth Proportional to 452,469.08, 678,791.06 and 171,964.46

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Solution

The fourth proportional to 452,469.08, 678,791.06 and 171,964.46 is: 257,979.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,469.08 : 678,791.06 = 171,964.46 : x
  2. Step 2: Convert to fraction form
    452,469.08/678,791.06 = 171,964.46/x
  3. Step 3: Cross multiply
    452,469.08x = 678,791.06 × 171,964.46
  4. Step 4: Simplify right side
    452,469.08x = 116,727,938,085.73
  5. Step 5: Solve for x
    x = 116,727,938,085.73/452,469.08
  6. Step 6: Final answer
    x = 257,979.92

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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.