Home / 996,392.67-1,494,839.30-286,422

Finding the Fourth Proportional to 996,392.67, 1,494,839.30 and 286,422

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Solution

The fourth proportional to 996,392.67, 1,494,839.30 and 286,422 is: 429,704.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,392.67 : 1,494,839.30 = 286,422 : x
  2. Step 2: Convert to fraction form
    996,392.67/1,494,839.30 = 286,422/x
  3. Step 3: Cross multiply
    996,392.67x = 1,494,839.30 × 286,422
  4. Step 4: Simplify right side
    996,392.67x = 428,154,860,552.49
  5. Step 5: Solve for x
    x = 428,154,860,552.49/996,392.67
  6. Step 6: Final answer
    x = 429,704.95

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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.