Home / 1,054,131.75-1,581,241.38-306,177.75

Finding the Fourth Proportional to 1,054,131.75, 1,581,241.38 and 306,177.75

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Solution

The fourth proportional to 1,054,131.75, 1,581,241.38 and 306,177.75 is: 459,279.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,131.75 : 1,581,241.38 = 306,177.75 : x
  2. Step 2: Convert to fraction form
    1,054,131.75/1,581,241.38 = 306,177.75/x
  3. Step 3: Cross multiply
    1,054,131.75x = 1,581,241.38 × 306,177.75
  4. Step 4: Simplify right side
    1,054,131.75x = 484,140,927,935.30
  5. Step 5: Solve for x
    x = 484,140,927,935.30/1,054,131.75
  6. Step 6: Final answer
    x = 459,279.33

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Double scale
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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.