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Finding the Fourth Proportional to 550,552.68, 825,561.72 and 322,910.28

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Solution

The fourth proportional to 550,552.68, 825,561.72 and 322,910.28 is: 484,208.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,552.68 : 825,561.72 = 322,910.28 : x
  2. Step 2: Convert to fraction form
    550,552.68/825,561.72 = 322,910.28/x
  3. Step 3: Cross multiply
    550,552.68x = 825,561.72 × 322,910.28
  4. Step 4: Simplify right side
    550,552.68x = 266,582,366,162.48
  5. Step 5: Solve for x
    x = 266,582,366,162.48/550,552.68
  6. Step 6: Final answer
    x = 484,208.64

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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.