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Finding the Fourth Proportional to 304,370.68, 456,618.29 and 104,665.12

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Solution

The fourth proportional to 304,370.68, 456,618.29 and 104,665.12 is: 157,019.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,370.68 : 456,618.29 = 104,665.12 : x
  2. Step 2: Convert to fraction form
    304,370.68/456,618.29 = 104,665.12/x
  3. Step 3: Cross multiply
    304,370.68x = 456,618.29 × 104,665.12
  4. Step 4: Simplify right side
    304,370.68x = 47,792,008,117.04
  5. Step 5: Solve for x
    x = 47,792,008,117.04/304,370.68
  6. Step 6: Final answer
    x = 157,019.09

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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.