Finding the Fourth Proportional to 247,464.68, 341,497.70 and 145,501.88
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Solution
The fourth proportional to 247,464.68, 341,497.70 and 145,501.88 is: 200,790.50
Step by Step Solution
- Step 1: Write the proportion equation
247,464.68 : 341,497.70 = 145,501.88 : x - Step 2: Convert to fraction form
247,464.68/341,497.70 = 145,501.88/x - Step 3: Cross multiply
247,464.68x = 341,497.70 × 145,501.88 - Step 4: Simplify right side
247,464.68x = 49,688,557,365.68 - Step 5: Solve for x
x = 49,688,557,365.68/247,464.68 - Step 6: Final answer
x = 200,790.50
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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.