Home / 1,012,989.48-1,519,564.22-339,073.29

Finding the Fourth Proportional to 1,012,989.48, 1,519,564.22 and 339,073.29

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Solution

The fourth proportional to 1,012,989.48, 1,519,564.22 and 339,073.29 is: 508,636.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,012,989.48 : 1,519,564.22 = 339,073.29 : x
  2. Step 2: Convert to fraction form
    1,012,989.48/1,519,564.22 = 339,073.29/x
  3. Step 3: Cross multiply
    1,012,989.48x = 1,519,564.22 × 339,073.29
  4. Step 4: Simplify right side
    1,012,989.48x = 515,243,639,017.84
  5. Step 5: Solve for x
    x = 515,243,639,017.84/1,012,989.48
  6. Step 6: Final answer
    x = 508,636.71

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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.