Home / 844,941.33-1,266,690.29-312,363.09

Finding the Fourth Proportional to 844,941.33, 1,266,690.29 and 312,363.09

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Solution

The fourth proportional to 844,941.33, 1,266,690.29 and 312,363.09 is: 468,277.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    844,941.33 : 1,266,690.29 = 312,363.09 : x
  2. Step 2: Convert to fraction form
    844,941.33/1,266,690.29 = 312,363.09/x
  3. Step 3: Cross multiply
    844,941.33x = 1,266,690.29 × 312,363.09
  4. Step 4: Simplify right side
    844,941.33x = 395,667,291,495.58
  5. Step 5: Solve for x
    x = 395,667,291,495.58/844,941.33
  6. Step 6: Final answer
    x = 468,277.83

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Double scale
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Similar ratio
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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.