Home / 922,722.15-1,384,283.85-283,028.43

Finding the Fourth Proportional to 922,722.15, 1,384,283.85 and 283,028.43

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Solution

The fourth proportional to 922,722.15, 1,384,283.85 and 283,028.43 is: 424,604.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    922,722.15 : 1,384,283.85 = 283,028.43 : x
  2. Step 2: Convert to fraction form
    922,722.15/1,384,283.85 = 283,028.43/x
  3. Step 3: Cross multiply
    922,722.15x = 1,384,283.85 × 283,028.43
  4. Step 4: Simplify right side
    922,722.15x = 391,791,684,739.86
  5. Step 5: Solve for x
    x = 391,791,684,739.86/922,722.15
  6. Step 6: Final answer
    x = 424,604.18

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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.