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Finding the Fourth Proportional to 304,508.84, 456,763.26 and 94,142.12

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Solution

The fourth proportional to 304,508.84, 456,763.26 and 94,142.12 is: 141,213.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,508.84 : 456,763.26 = 94,142.12 : x
  2. Step 2: Convert to fraction form
    304,508.84/456,763.26 = 94,142.12/x
  3. Step 3: Cross multiply
    304,508.84x = 456,763.26 × 94,142.12
  4. Step 4: Simplify right side
    304,508.84x = 43,000,661,634.51
  5. Step 5: Solve for x
    x = 43,000,661,634.51/304,508.84
  6. Step 6: Final answer
    x = 141,213.18

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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.