Home / 741,819.69-1,112,717.28-236,373.81

Finding the Fourth Proportional to 741,819.69, 1,112,717.28 and 236,373.81

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Solution

The fourth proportional to 741,819.69, 1,112,717.28 and 236,373.81 is: 354,556.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,819.69 : 1,112,717.28 = 236,373.81 : x
  2. Step 2: Convert to fraction form
    741,819.69/1,112,717.28 = 236,373.81/x
  3. Step 3: Cross multiply
    741,819.69x = 1,112,717.28 × 236,373.81
  4. Step 4: Simplify right side
    741,819.69x = 263,017,219,210.49
  5. Step 5: Solve for x
    x = 263,017,219,210.49/741,819.69
  6. Step 6: Final answer
    x = 354,556.80

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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.