Home / 1,008,161.84-1,512,538.02-298,208.79

Finding the Fourth Proportional to 1,008,161.84, 1,512,538.02 and 298,208.79

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Solution

The fourth proportional to 1,008,161.84, 1,512,538.02 and 298,208.79 is: 447,400.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,161.84 : 1,512,538.02 = 298,208.79 : x
  2. Step 2: Convert to fraction form
    1,008,161.84/1,512,538.02 = 298,208.79/x
  3. Step 3: Cross multiply
    1,008,161.84x = 1,512,538.02 × 298,208.79
  4. Step 4: Simplify right side
    1,008,161.84x = 451,052,132,773.20
  5. Step 5: Solve for x
    x = 451,052,132,773.20/1,008,161.84
  6. Step 6: Final answer
    x = 447,400.52

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Double scale
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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.