Home / 470,997.29-706,606.20-155,453.90

Finding the Fourth Proportional to 470,997.29, 706,606.20 and 155,453.90

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Solution

The fourth proportional to 470,997.29, 706,606.20 and 155,453.90 is: 233,217.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,997.29 : 706,606.20 = 155,453.90 : x
  2. Step 2: Convert to fraction form
    470,997.29/706,606.20 = 155,453.90/x
  3. Step 3: Cross multiply
    470,997.29x = 706,606.20 × 155,453.90
  4. Step 4: Simplify right side
    470,997.29x = 109,844,686,021.15
  5. Step 5: Solve for x
    x = 109,844,686,021.15/470,997.29
  6. Step 6: Final answer
    x = 233,217.23

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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.