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Finding the Fourth Proportional to 304,270.02, 419,889.02 and 168,313.95

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Solution

The fourth proportional to 304,270.02, 419,889.02 and 168,313.95 is: 232,271.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,270.02 : 419,889.02 = 168,313.95 : x
  2. Step 2: Convert to fraction form
    304,270.02/419,889.02 = 168,313.95/x
  3. Step 3: Cross multiply
    304,270.02x = 419,889.02 × 168,313.95
  4. Step 4: Simplify right side
    304,270.02x = 70,673,178,676.26
  5. Step 5: Solve for x
    x = 70,673,178,676.26/304,270.02
  6. Step 6: Final answer
    x = 232,271.25

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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.