Home / 313,845.40-470,619.78-114,026.44

Finding the Fourth Proportional to 313,845.40, 470,619.78 and 114,026.44

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Solution

The fourth proportional to 313,845.40, 470,619.78 and 114,026.44 is: 170,985.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,845.40 : 470,619.78 = 114,026.44 : x
  2. Step 2: Convert to fraction form
    313,845.40/470,619.78 = 114,026.44/x
  3. Step 3: Cross multiply
    313,845.40x = 470,619.78 × 114,026.44
  4. Step 4: Simplify right side
    313,845.40x = 53,663,098,106.98
  5. Step 5: Solve for x
    x = 53,663,098,106.98/313,845.40
  6. Step 6: Final answer
    x = 170,985.77

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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.