Home / 461,030.49-691,379.48-194,811.64

Finding the Fourth Proportional to 461,030.49, 691,379.48 and 194,811.64

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Solution

The fourth proportional to 461,030.49, 691,379.48 and 194,811.64 is: 292,147.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,030.49 : 691,379.48 = 194,811.64 : x
  2. Step 2: Convert to fraction form
    461,030.49/691,379.48 = 194,811.64/x
  3. Step 3: Cross multiply
    461,030.49x = 691,379.48 × 194,811.64
  4. Step 4: Simplify right side
    461,030.49x = 134,688,769,119.73
  5. Step 5: Solve for x
    x = 134,688,769,119.73/461,030.49
  6. Step 6: Final answer
    x = 292,147.21

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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.