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Finding the Fourth Proportional to 444,355.83, 613,209.42 and 240,407.28

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Solution

The fourth proportional to 444,355.83, 613,209.42 and 240,407.28 is: 331,761.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,355.83 : 613,209.42 = 240,407.28 : x
  2. Step 2: Convert to fraction form
    444,355.83/613,209.42 = 240,407.28/x
  3. Step 3: Cross multiply
    444,355.83x = 613,209.42 × 240,407.28
  4. Step 4: Simplify right side
    444,355.83x = 147,420,008,732.58
  5. Step 5: Solve for x
    x = 147,420,008,732.58/444,355.83
  6. Step 6: Final answer
    x = 331,761.17

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1.5x scale

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.