Home / 836,429.67-1,254,645.54-229,223.03

Finding the Fourth Proportional to 836,429.67, 1,254,645.54 and 229,223.03

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Solution

The fourth proportional to 836,429.67, 1,254,645.54 and 229,223.03 is: 343,834.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,429.67 : 1,254,645.54 = 229,223.03 : x
  2. Step 2: Convert to fraction form
    836,429.67/1,254,645.54 = 229,223.03/x
  3. Step 3: Cross multiply
    836,429.67x = 1,254,645.54 × 229,223.03
  4. Step 4: Simplify right side
    836,429.67x = 287,593,645,981.56
  5. Step 5: Solve for x
    x = 287,593,645,981.56/836,429.67
  6. Step 6: Final answer
    x = 343,834.82

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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.