Home / 914,865.77-1,262,522.24-506,974.43

Finding the Fourth Proportional to 914,865.77, 1,262,522.24 and 506,974.43

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Solution

The fourth proportional to 914,865.77, 1,262,522.24 and 506,974.43 is: 699,628.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,865.77 : 1,262,522.24 = 506,974.43 : x
  2. Step 2: Convert to fraction form
    914,865.77/1,262,522.24 = 506,974.43/x
  3. Step 3: Cross multiply
    914,865.77x = 1,262,522.24 × 506,974.43
  4. Step 4: Simplify right side
    914,865.77x = 640,066,486,039.99
  5. Step 5: Solve for x
    x = 640,066,486,039.99/914,865.77
  6. Step 6: Final answer
    x = 699,628.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.