Home / 818,669.43-1,228,225.71-463,932.57

Finding the Fourth Proportional to 818,669.43, 1,228,225.71 and 463,932.57

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Solution

The fourth proportional to 818,669.43, 1,228,225.71 and 463,932.57 is: 696,024.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    818,669.43 : 1,228,225.71 = 463,932.57 : x
  2. Step 2: Convert to fraction form
    818,669.43/1,228,225.71 = 463,932.57/x
  3. Step 3: Cross multiply
    818,669.43x = 1,228,225.71 × 463,932.57
  4. Step 4: Simplify right side
    818,669.43x = 569,813,910,180.38
  5. Step 5: Solve for x
    x = 569,813,910,180.38/818,669.43
  6. Step 6: Final answer
    x = 696,024.41

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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.