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Finding the Fourth Proportional to 304,279.83, 419,873.82 and 168,292.17

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Solution

The fourth proportional to 304,279.83, 419,873.82 and 168,292.17 is: 232,225.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,279.83 : 419,873.82 = 168,292.17 : x
  2. Step 2: Convert to fraction form
    304,279.83/419,873.82 = 168,292.17/x
  3. Step 3: Cross multiply
    304,279.83x = 419,873.82 × 168,292.17
  4. Step 4: Simplify right side
    304,279.83x = 70,661,476,293.99
  5. Step 5: Solve for x
    x = 70,661,476,293.99/304,279.83
  6. Step 6: Final answer
    x = 232,225.30

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1.5x scale

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.