Home / 309,870.46-464,799.48-203,923.63

Finding the Fourth Proportional to 309,870.46, 464,799.48 and 203,923.63

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Solution

The fourth proportional to 309,870.46, 464,799.48 and 203,923.63 is: 305,881.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    309,870.46 : 464,799.48 = 203,923.63 : x
  2. Step 2: Convert to fraction form
    309,870.46/464,799.48 = 203,923.63/x
  3. Step 3: Cross multiply
    309,870.46x = 464,799.48 × 203,923.63
  4. Step 4: Simplify right side
    309,870.46x = 94,783,597,183.71
  5. Step 5: Solve for x
    x = 94,783,597,183.71/309,870.46
  6. Step 6: Final answer
    x = 305,881.36

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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.