Home / 353,320.73-529,984.31-100,601.05

Finding the Fourth Proportional to 353,320.73, 529,984.31 and 100,601.05

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Solution

The fourth proportional to 353,320.73, 529,984.31 and 100,601.05 is: 150,902.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,320.73 : 529,984.31 = 100,601.05 : x
  2. Step 2: Convert to fraction form
    353,320.73/529,984.31 = 100,601.05/x
  3. Step 3: Cross multiply
    353,320.73x = 529,984.31 × 100,601.05
  4. Step 4: Simplify right side
    353,320.73x = 53,316,978,069.53
  5. Step 5: Solve for x
    x = 53,316,978,069.53/353,320.73
  6. Step 6: Final answer
    x = 150,902.49

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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.