Home / 983,662.63-1,475,546.27-309,796.63

Finding the Fourth Proportional to 983,662.63, 1,475,546.27 and 309,796.63

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Solution

The fourth proportional to 983,662.63, 1,475,546.27 and 309,796.63 is: 464,711.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    983,662.63 : 1,475,546.27 = 309,796.63 : x
  2. Step 2: Convert to fraction form
    983,662.63/1,475,546.27 = 309,796.63/x
  3. Step 3: Cross multiply
    983,662.63x = 1,475,546.27 × 309,796.63
  4. Step 4: Simplify right side
    983,662.63x = 457,119,260,306.09
  5. Step 5: Solve for x
    x = 457,119,260,306.09/983,662.63
  6. Step 6: Final answer
    x = 464,711.42

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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.