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Finding the Fourth Proportional to 244,720.30, 367,080.45 and 139,744.30

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Solution

The fourth proportional to 244,720.30, 367,080.45 and 139,744.30 is: 209,616.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,720.30 : 367,080.45 = 139,744.30 : x
  2. Step 2: Convert to fraction form
    244,720.30/367,080.45 = 139,744.30/x
  3. Step 3: Cross multiply
    244,720.30x = 367,080.45 × 139,744.30
  4. Step 4: Simplify right side
    244,720.30x = 51,297,400,528.94
  5. Step 5: Solve for x
    x = 51,297,400,528.94/244,720.30
  6. Step 6: Final answer
    x = 209,616.45

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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.