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Finding the Fourth Proportional to 501,389.24, 752,086.42 and 168,968.12

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Solution

The fourth proportional to 501,389.24, 752,086.42 and 168,968.12 is: 253,453.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,389.24 : 752,086.42 = 168,968.12 : x
  2. Step 2: Convert to fraction form
    501,389.24/752,086.42 = 168,968.12/x
  3. Step 3: Cross multiply
    501,389.24x = 752,086.42 × 168,968.12
  4. Step 4: Simplify right side
    501,389.24x = 127,078,628,464.93
  5. Step 5: Solve for x
    x = 127,078,628,464.93/501,389.24
  6. Step 6: Final answer
    x = 253,453.04

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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.