Home / 719,741.44-1,078,889.64-246,102.88

Finding the Fourth Proportional to 719,741.44, 1,078,889.64 and 246,102.88

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Solution

The fourth proportional to 719,741.44, 1,078,889.64 and 246,102.88 is: 368,907.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    719,741.44 : 1,078,889.64 = 246,102.88 : x
  2. Step 2: Convert to fraction form
    719,741.44/1,078,889.64 = 246,102.88/x
  3. Step 3: Cross multiply
    719,741.44x = 1,078,889.64 × 246,102.88
  4. Step 4: Simplify right side
    719,741.44x = 265,517,847,606.16
  5. Step 5: Solve for x
    x = 265,517,847,606.16/719,741.44
  6. Step 6: Final answer
    x = 368,907.27

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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.