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Finding the Fourth Proportional to 484,224.40, 726,239.40 and 231,504.40

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Solution

The fourth proportional to 484,224.40, 726,239.40 and 231,504.40 is: 347,210.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,224.40 : 726,239.40 = 231,504.40 : x
  2. Step 2: Convert to fraction form
    484,224.40/726,239.40 = 231,504.40/x
  3. Step 3: Cross multiply
    484,224.40x = 726,239.40 × 231,504.40
  4. Step 4: Simplify right side
    484,224.40x = 168,127,616,553.36
  5. Step 5: Solve for x
    x = 168,127,616,553.36/484,224.40
  6. Step 6: Final answer
    x = 347,210.13

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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.