Home / 304,554.39-420,286.02-164,852.97

Finding the Fourth Proportional to 304,554.39, 420,286.02 and 164,852.97

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Solution

The fourth proportional to 304,554.39, 420,286.02 and 164,852.97 is: 227,497.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,554.39 : 420,286.02 = 164,852.97 : x
  2. Step 2: Convert to fraction form
    304,554.39/420,286.02 = 164,852.97/x
  3. Step 3: Cross multiply
    304,554.39x = 420,286.02 × 164,852.97
  4. Step 4: Simplify right side
    304,554.39x = 69,285,398,646.48
  5. Step 5: Solve for x
    x = 69,285,398,646.48/304,554.39
  6. Step 6: Final answer
    x = 227,497.62

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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.