Home / 494,782.19-682,800.74-268,427.69

Finding the Fourth Proportional to 494,782.19, 682,800.74 and 268,427.69

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Solution

The fourth proportional to 494,782.19, 682,800.74 and 268,427.69 is: 370,430.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,782.19 : 682,800.74 = 268,427.69 : x
  2. Step 2: Convert to fraction form
    494,782.19/682,800.74 = 268,427.69/x
  3. Step 3: Cross multiply
    494,782.19x = 682,800.74 × 268,427.69
  4. Step 4: Simplify right side
    494,782.19x = 183,282,625,368.49
  5. Step 5: Solve for x
    x = 183,282,625,368.49/494,782.19
  6. Step 6: Final answer
    x = 370,430.93

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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.