Home / 719,147.20-1,077,038.88-568,375.60

Finding the Fourth Proportional to 719,147.20, 1,077,038.88 and 568,375.60

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Solution

The fourth proportional to 719,147.20, 1,077,038.88 and 568,375.60 is: 851,234.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    719,147.20 : 1,077,038.88 = 568,375.60 : x
  2. Step 2: Convert to fraction form
    719,147.20/1,077,038.88 = 568,375.60/x
  3. Step 3: Cross multiply
    719,147.20x = 1,077,038.88 × 568,375.60
  4. Step 4: Simplify right side
    719,147.20x = 612,162,619,643.33
  5. Step 5: Solve for x
    x = 612,162,619,643.33/719,147.20
  6. Step 6: Final answer
    x = 851,234.10

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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.