Home / 1,302,977.96-1,954,439.12-356,348.68

Finding the Fourth Proportional to 1,302,977.96, 1,954,439.12 and 356,348.68

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Solution

The fourth proportional to 1,302,977.96, 1,954,439.12 and 356,348.68 is: 534,515.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,302,977.96 : 1,954,439.12 = 356,348.68 : x
  2. Step 2: Convert to fraction form
    1,302,977.96/1,954,439.12 = 356,348.68/x
  3. Step 3: Cross multiply
    1,302,977.96x = 1,954,439.12 × 356,348.68
  4. Step 4: Simplify right side
    1,302,977.96x = 696,461,800,552.36
  5. Step 5: Solve for x
    x = 696,461,800,552.36/1,302,977.96
  6. Step 6: Final answer
    x = 534,515.41

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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.