Home / 698,084.69-1,046,158.24-318,076.74

Finding the Fourth Proportional to 698,084.69, 1,046,158.24 and 318,076.74

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Solution

The fourth proportional to 698,084.69, 1,046,158.24 and 318,076.74 is: 476,673.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,084.69 : 1,046,158.24 = 318,076.74 : x
  2. Step 2: Convert to fraction form
    698,084.69/1,046,158.24 = 318,076.74/x
  3. Step 3: Cross multiply
    698,084.69x = 1,046,158.24 × 318,076.74
  4. Step 4: Simplify right side
    698,084.69x = 332,758,597,272.55
  5. Step 5: Solve for x
    x = 332,758,597,272.55/698,084.69
  6. Step 6: Final answer
    x = 476,673.68

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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.