Home / 313,901.24-470,977.61-114,235.43

Finding the Fourth Proportional to 313,901.24, 470,977.61 and 114,235.43

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Solution

The fourth proportional to 313,901.24, 470,977.61 and 114,235.43 is: 171,398.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,901.24 : 470,977.61 = 114,235.43 : x
  2. Step 2: Convert to fraction form
    313,901.24/470,977.61 = 114,235.43/x
  3. Step 3: Cross multiply
    313,901.24x = 470,977.61 × 114,235.43
  4. Step 4: Simplify right side
    313,901.24x = 53,802,326,872.66
  5. Step 5: Solve for x
    x = 53,802,326,872.66/313,901.24
  6. Step 6: Final answer
    x = 171,398.90

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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.