Home / 788,981.84-1,183,671.48-228,012.56

Finding the Fourth Proportional to 788,981.84, 1,183,671.48 and 228,012.56

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Solution

The fourth proportional to 788,981.84, 1,183,671.48 and 228,012.56 is: 342,076.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,981.84 : 1,183,671.48 = 228,012.56 : x
  2. Step 2: Convert to fraction form
    788,981.84/1,183,671.48 = 228,012.56/x
  3. Step 3: Cross multiply
    788,981.84x = 1,183,671.48 × 228,012.56
  4. Step 4: Simplify right side
    788,981.84x = 269,891,964,353.79
  5. Step 5: Solve for x
    x = 269,891,964,353.79/788,981.84
  6. Step 6: Final answer
    x = 342,076.27

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1.5x scale

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.