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Finding the Fourth Proportional to 304,368.18, 456,614.54 and 104,662.62

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Solution

The fourth proportional to 304,368.18, 456,614.54 and 104,662.62 is: 157,015.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,368.18 : 456,614.54 = 104,662.62 : x
  2. Step 2: Convert to fraction form
    304,368.18/456,614.54 = 104,662.62/x
  3. Step 3: Cross multiply
    304,368.18x = 456,614.54 × 104,662.62
  4. Step 4: Simplify right side
    304,368.18x = 47,790,473,563.18
  5. Step 5: Solve for x
    x = 47,790,473,563.18/304,368.18
  6. Step 6: Final answer
    x = 157,015.34

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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.