Home / 949,709.56-1,424,912.64-500,412.28

Finding the Fourth Proportional to 949,709.56, 1,424,912.64 and 500,412.28

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Solution

The fourth proportional to 949,709.56, 1,424,912.64 and 500,412.28 is: 750,801.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    949,709.56 : 1,424,912.64 = 500,412.28 : x
  2. Step 2: Convert to fraction form
    949,709.56/1,424,912.64 = 500,412.28/x
  3. Step 3: Cross multiply
    949,709.56x = 1,424,912.64 × 500,412.28
  4. Step 4: Simplify right side
    949,709.56x = 713,043,782,983.22
  5. Step 5: Solve for x
    x = 713,043,782,983.22/949,709.56
  6. Step 6: Final answer
    x = 750,801.94

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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.