Finding the Fourth Proportional to 303,645.08, 455,473.02 and 93,284.84
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Solution
The fourth proportional to 303,645.08, 455,473.02 and 93,284.84 is: 139,928.92
Step by Step Solution
- Step 1: Write the proportion equation
303,645.08 : 455,473.02 = 93,284.84 : x - Step 2: Convert to fraction form
303,645.08/455,473.02 = 93,284.84/x - Step 3: Cross multiply
303,645.08x = 455,473.02 × 93,284.84 - Step 4: Simplify right side
303,645.08x = 42,488,727,795.02 - Step 5: Solve for x
x = 42,488,727,795.02/303,645.08 - Step 6: Final answer
x = 139,928.92
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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.