Home / 1,155,939.79-1,734,057.32-446,170.81

Finding the Fourth Proportional to 1,155,939.79, 1,734,057.32 and 446,170.81

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Solution

The fourth proportional to 1,155,939.79, 1,734,057.32 and 446,170.81 is: 669,313.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,155,939.79 : 1,734,057.32 = 446,170.81 : x
  2. Step 2: Convert to fraction form
    1,155,939.79/1,734,057.32 = 446,170.81/x
  3. Step 3: Cross multiply
    1,155,939.79x = 1,734,057.32 × 446,170.81
  4. Step 4: Simplify right side
    1,155,939.79x = 773,685,756,819.98
  5. Step 5: Solve for x
    x = 773,685,756,819.98/1,155,939.79
  6. Step 6: Final answer
    x = 669,313.20

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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.