Home / 784,506.89-1,176,760.33-548,310.89

Finding the Fourth Proportional to 784,506.89, 1,176,760.33 and 548,310.89

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Solution

The fourth proportional to 784,506.89, 1,176,760.33 and 548,310.89 is: 822,466.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    784,506.89 : 1,176,760.33 = 548,310.89 : x
  2. Step 2: Convert to fraction form
    784,506.89/1,176,760.33 = 548,310.89/x
  3. Step 3: Cross multiply
    784,506.89x = 1,176,760.33 × 548,310.89
  4. Step 4: Simplify right side
    784,506.89x = 645,230,496,604.42
  5. Step 5: Solve for x
    x = 645,230,496,604.42/784,506.89
  6. Step 6: Final answer
    x = 822,466.33

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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.