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Finding the Fourth Proportional to 475,958.65, 713,940.45 and 160,418.29

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Solution

The fourth proportional to 475,958.65, 713,940.45 and 160,418.29 is: 240,628.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,958.65 : 713,940.45 = 160,418.29 : x
  2. Step 2: Convert to fraction form
    475,958.65/713,940.45 = 160,418.29/x
  3. Step 3: Cross multiply
    475,958.65x = 713,940.45 × 160,418.29
  4. Step 4: Simplify right side
    475,958.65x = 114,529,106,150.83
  5. Step 5: Solve for x
    x = 114,529,106,150.83/475,958.65
  6. Step 6: Final answer
    x = 240,628.27

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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.