Home / 289,202.61-433,238.93-199,229.43

Finding the Fourth Proportional to 289,202.61, 433,238.93 and 199,229.43

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Solution

The fourth proportional to 289,202.61, 433,238.93 and 199,229.43 is: 298,454.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    289,202.61 : 433,238.93 = 199,229.43 : x
  2. Step 2: Convert to fraction form
    289,202.61/433,238.93 = 199,229.43/x
  3. Step 3: Cross multiply
    289,202.61x = 433,238.93 × 199,229.43
  4. Step 4: Simplify right side
    289,202.61x = 86,313,945,077.71
  5. Step 5: Solve for x
    x = 86,313,945,077.71/289,202.61
  6. Step 6: Final answer
    x = 298,454.93

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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.