Home / 698,858.76-1,047,540.36-361,559.64

Finding the Fourth Proportional to 698,858.76, 1,047,540.36 and 361,559.64

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Solution

The fourth proportional to 698,858.76, 1,047,540.36 and 361,559.64 is: 541,952.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,858.76 : 1,047,540.36 = 361,559.64 : x
  2. Step 2: Convert to fraction form
    698,858.76/1,047,540.36 = 361,559.64/x
  3. Step 3: Cross multiply
    698,858.76x = 1,047,540.36 × 361,559.64
  4. Step 4: Simplify right side
    698,858.76x = 378,748,315,447.07
  5. Step 5: Solve for x
    x = 378,748,315,447.07/698,858.76
  6. Step 6: Final answer
    x = 541,952.59

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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.