Home / 719,882.16-1,079,954.46-360,241.08

Finding the Fourth Proportional to 719,882.16, 1,079,954.46 and 360,241.08

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Solution

The fourth proportional to 719,882.16, 1,079,954.46 and 360,241.08 is: 540,427.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    719,882.16 : 1,079,954.46 = 360,241.08 : x
  2. Step 2: Convert to fraction form
    719,882.16/1,079,954.46 = 360,241.08/x
  3. Step 3: Cross multiply
    719,882.16x = 1,079,954.46 × 360,241.08
  4. Step 4: Simplify right side
    719,882.16x = 389,043,961,021.22
  5. Step 5: Solve for x
    x = 389,043,961,021.22/719,882.16
  6. Step 6: Final answer
    x = 540,427.28

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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.