Home / 402,628.08-603,499.25-165,841.59

Finding the Fourth Proportional to 402,628.08, 603,499.25 and 165,841.59

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Solution

The fourth proportional to 402,628.08, 603,499.25 and 165,841.59 is: 248,579.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    402,628.08 : 603,499.25 = 165,841.59 : x
  2. Step 2: Convert to fraction form
    402,628.08/603,499.25 = 165,841.59/x
  3. Step 3: Cross multiply
    402,628.08x = 603,499.25 × 165,841.59
  4. Step 4: Simplify right side
    402,628.08x = 100,085,275,183.81
  5. Step 5: Solve for x
    x = 100,085,275,183.81/402,628.08
  6. Step 6: Final answer
    x = 248,579.97

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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.