Home / 719,560.37-1,079,143.52-270,246.48

Finding the Fourth Proportional to 719,560.37, 1,079,143.52 and 270,246.48

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Solution

The fourth proportional to 719,560.37, 1,079,143.52 and 270,246.48 is: 405,295.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    719,560.37 : 1,079,143.52 = 270,246.48 : x
  2. Step 2: Convert to fraction form
    719,560.37/1,079,143.52 = 270,246.48/x
  3. Step 3: Cross multiply
    719,560.37x = 1,079,143.52 × 270,246.48
  4. Step 4: Simplify right side
    719,560.37x = 291,634,736,343.58
  5. Step 5: Solve for x
    x = 291,634,736,343.58/719,560.37
  6. Step 6: Final answer
    x = 405,295.72

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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.