Finding the Fourth Proportional to 468,403.14, 702,624.14 and 135,979.14
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Solution
The fourth proportional to 468,403.14, 702,624.14 and 135,979.14 is: 203,974.35
Step by Step Solution
- Step 1: Write the proportion equation
468,403.14 : 702,624.14 = 135,979.14 : x - Step 2: Convert to fraction form
468,403.14/702,624.14 = 135,979.14/x - Step 3: Cross multiply
468,403.14x = 702,624.14 × 135,979.14 - Step 4: Simplify right side
468,403.14x = 95,542,225,620.54 - Step 5: Solve for x
x = 95,542,225,620.54/468,403.14 - Step 6: Final answer
x = 203,974.35
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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.