Home / 786,956.63-1,180,433.90-313,974.14

Finding the Fourth Proportional to 786,956.63, 1,180,433.90 and 313,974.14

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Solution

The fourth proportional to 786,956.63, 1,180,433.90 and 313,974.14 is: 470,960.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    786,956.63 : 1,180,433.90 = 313,974.14 : x
  2. Step 2: Convert to fraction form
    786,956.63/1,180,433.90 = 313,974.14/x
  3. Step 3: Cross multiply
    786,956.63x = 1,180,433.90 × 313,974.14
  4. Step 4: Simplify right side
    786,956.63x = 370,625,722,315.37
  5. Step 5: Solve for x
    x = 370,625,722,315.37/786,956.63
  6. Step 6: Final answer
    x = 470,960.80

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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.