Home / 949,513.25-1,424,394.92-309,592.26

Finding the Fourth Proportional to 949,513.25, 1,424,394.92 and 309,592.26

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Solution

The fourth proportional to 949,513.25, 1,424,394.92 and 309,592.26 is: 464,429.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    949,513.25 : 1,424,394.92 = 309,592.26 : x
  2. Step 2: Convert to fraction form
    949,513.25/1,424,394.92 = 309,592.26/x
  3. Step 3: Cross multiply
    949,513.25x = 1,424,394.92 × 309,592.26
  4. Step 4: Simplify right side
    949,513.25x = 440,981,643,189.30
  5. Step 5: Solve for x
    x = 440,981,643,189.30/949,513.25
  6. Step 6: Final answer
    x = 464,429.16

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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.