Finding the Fourth Proportional to 803,860.14, 1,109,298.24 and 454,993.08
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Solution
The fourth proportional to 803,860.14, 1,109,298.24 and 454,993.08 is: 627,874.18
Step by Step Solution
- Step 1: Write the proportion equation
803,860.14 : 1,109,298.24 = 454,993.08 : x - Step 2: Convert to fraction form
803,860.14/1,109,298.24 = 454,993.08/x - Step 3: Cross multiply
803,860.14x = 1,109,298.24 × 454,993.08 - Step 4: Simplify right side
803,860.14x = 504,723,022,856.18 - Step 5: Solve for x
x = 504,723,022,856.18/803,860.14 - Step 6: Final answer
x = 627,874.18
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.