Home / 719,516.44-1,079,086.74-213,941.28

Finding the Fourth Proportional to 719,516.44, 1,079,086.74 and 213,941.28

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Solution

The fourth proportional to 719,516.44, 1,079,086.74 and 213,941.28 is: 320,856.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    719,516.44 : 1,079,086.74 = 213,941.28 : x
  2. Step 2: Convert to fraction form
    719,516.44/1,079,086.74 = 213,941.28/x
  3. Step 3: Cross multiply
    719,516.44x = 1,079,086.74 × 213,941.28
  4. Step 4: Simplify right side
    719,516.44x = 230,861,198,386.63
  5. Step 5: Solve for x
    x = 230,861,198,386.63/719,516.44
  6. Step 6: Final answer
    x = 320,856.04

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1.5x scale

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.