Home / 768,084.42-1,152,024.12-228,330.58

Finding the Fourth Proportional to 768,084.42, 1,152,024.12 and 228,330.58

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Solution

The fourth proportional to 768,084.42, 1,152,024.12 and 228,330.58 is: 342,465.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    768,084.42 : 1,152,024.12 = 228,330.58 : x
  2. Step 2: Convert to fraction form
    768,084.42/1,152,024.12 = 228,330.58/x
  3. Step 3: Cross multiply
    768,084.42x = 1,152,024.12 × 228,330.58
  4. Step 4: Simplify right side
    768,084.42x = 263,042,335,493.59
  5. Step 5: Solve for x
    x = 263,042,335,493.59/768,084.42
  6. Step 6: Final answer
    x = 342,465.40

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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.