Finding the Fourth Proportional to 413,513.49, 620,513.98 and 173,669.48
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Solution
The fourth proportional to 413,513.49, 620,513.98 and 173,669.48 is: 260,606.58
Step by Step Solution
- Step 1: Write the proportion equation
413,513.49 : 620,513.98 = 173,669.48 : x - Step 2: Convert to fraction form
413,513.49/620,513.98 = 173,669.48/x - Step 3: Cross multiply
413,513.49x = 620,513.98 × 173,669.48 - Step 4: Simplify right side
413,513.49x = 107,764,336,702.59 - Step 5: Solve for x
x = 107,764,336,702.59/413,513.49 - Step 6: Final answer
x = 260,606.58
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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.