Home / 1,057,865.04-1,586,797.56-309,911.04

Finding the Fourth Proportional to 1,057,865.04, 1,586,797.56 and 309,911.04

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Solution

The fourth proportional to 1,057,865.04, 1,586,797.56 and 309,911.04 is: 464,866.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,057,865.04 : 1,586,797.56 = 309,911.04 : x
  2. Step 2: Convert to fraction form
    1,057,865.04/1,586,797.56 = 309,911.04/x
  3. Step 3: Cross multiply
    1,057,865.04x = 1,586,797.56 × 309,911.04
  4. Step 4: Simplify right side
    1,057,865.04x = 491,766,082,089.06
  5. Step 5: Solve for x
    x = 491,766,082,089.06/1,057,865.04
  6. Step 6: Final answer
    x = 464,866.56

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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.