Home / 719,512.32-1,079,080.46-213,937.19

Finding the Fourth Proportional to 719,512.32, 1,079,080.46 and 213,937.19

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Solution

The fourth proportional to 719,512.32, 1,079,080.46 and 213,937.19 is: 320,849.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    719,512.32 : 1,079,080.46 = 213,937.19 : x
  2. Step 2: Convert to fraction form
    719,512.32/1,079,080.46 = 213,937.19/x
  3. Step 3: Cross multiply
    719,512.32x = 1,079,080.46 × 213,937.19
  4. Step 4: Simplify right side
    719,512.32x = 230,855,441,396.31
  5. Step 5: Solve for x
    x = 230,855,441,396.31/719,512.32
  6. Step 6: Final answer
    x = 320,849.88

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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.