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Finding the Fourth Proportional to 304,300.20, 456,450.30 and 186,202.20

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Solution

The fourth proportional to 304,300.20, 456,450.30 and 186,202.20 is: 279,303.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,300.20 : 456,450.30 = 186,202.20 : x
  2. Step 2: Convert to fraction form
    304,300.20/456,450.30 = 186,202.20/x
  3. Step 3: Cross multiply
    304,300.20x = 456,450.30 × 186,202.20
  4. Step 4: Simplify right side
    304,300.20x = 84,992,050,050.66
  5. Step 5: Solve for x
    x = 84,992,050,050.66/304,300.20
  6. Step 6: Final answer
    x = 279,303.30

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1.5x scale

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.