Home / 461,284.11-691,975.40-195,071.54

Finding the Fourth Proportional to 461,284.11, 691,975.40 and 195,071.54

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Solution

The fourth proportional to 461,284.11, 691,975.40 and 195,071.54 is: 292,628.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,284.11 : 691,975.40 = 195,071.54 : x
  2. Step 2: Convert to fraction form
    461,284.11/691,975.40 = 195,071.54/x
  3. Step 3: Cross multiply
    461,284.11x = 691,975.40 × 195,071.54
  4. Step 4: Simplify right side
    461,284.11x = 134,984,702,484.88
  5. Step 5: Solve for x
    x = 134,984,702,484.88/461,284.11
  6. Step 6: Final answer
    x = 292,628.12

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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.