Home / 719,337.44-1,079,005.80-213,896.24

Finding the Fourth Proportional to 719,337.44, 1,079,005.80 and 213,896.24

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Solution

The fourth proportional to 719,337.44, 1,079,005.80 and 213,896.24 is: 320,844.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    719,337.44 : 1,079,005.80 = 213,896.24 : x
  2. Step 2: Convert to fraction form
    719,337.44/1,079,005.80 = 213,896.24/x
  3. Step 3: Cross multiply
    719,337.44x = 1,079,005.80 × 213,896.24
  4. Step 4: Simplify right side
    719,337.44x = 230,795,283,558.19
  5. Step 5: Solve for x
    x = 230,795,283,558.19/719,337.44
  6. Step 6: Final answer
    x = 320,844.25

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Double scale
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Similar ratio
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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.