Home / 1,022,914.03-1,534,315.20-312,942.01

Finding the Fourth Proportional to 1,022,914.03, 1,534,315.20 and 312,942.01

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Solution

The fourth proportional to 1,022,914.03, 1,534,315.20 and 312,942.01 is: 469,395.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,022,914.03 : 1,534,315.20 = 312,942.01 : x
  2. Step 2: Convert to fraction form
    1,022,914.03/1,534,315.20 = 312,942.01/x
  3. Step 3: Cross multiply
    1,022,914.03x = 1,534,315.20 × 312,942.01
  4. Step 4: Simplify right side
    1,022,914.03x = 480,151,682,661.55
  5. Step 5: Solve for x
    x = 480,151,682,661.55/1,022,914.03
  6. Step 6: Final answer
    x = 469,395.93

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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.