Home / 719,216.70-1,079,991.45-483,603.90

Finding the Fourth Proportional to 719,216.70, 1,079,991.45 and 483,603.90

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Solution

The fourth proportional to 719,216.70, 1,079,991.45 and 483,603.90 is: 726,190.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    719,216.70 : 1,079,991.45 = 483,603.90 : x
  2. Step 2: Convert to fraction form
    719,216.70/1,079,991.45 = 483,603.90/x
  3. Step 3: Cross multiply
    719,216.70x = 1,079,991.45 × 483,603.90
  4. Step 4: Simplify right side
    719,216.70x = 522,288,077,186.66
  5. Step 5: Solve for x
    x = 522,288,077,186.66/719,216.70
  6. Step 6: Final answer
    x = 726,190.14

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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.