Home / 304,450.08-420,126.12-168,481.52

Finding the Fourth Proportional to 304,450.08, 420,126.12 and 168,481.52

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Solution

The fourth proportional to 304,450.08, 420,126.12 and 168,481.52 is: 232,496.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,450.08 : 420,126.12 = 168,481.52 : x
  2. Step 2: Convert to fraction form
    304,450.08/420,126.12 = 168,481.52/x
  3. Step 3: Cross multiply
    304,450.08x = 420,126.12 × 168,481.52
  4. Step 4: Simplify right side
    304,450.08x = 70,783,487,289.30
  5. Step 5: Solve for x
    x = 70,783,487,289.30/304,450.08
  6. Step 6: Final answer
    x = 232,496.20

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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.