Finding the Fourth Proportional to 293,813.94, 405,463.41 and 159,677.94
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Solution
The fourth proportional to 293,813.94, 405,463.41 and 159,677.94 is: 220,355.65
Step by Step Solution
- Step 1: Write the proportion equation
293,813.94 : 405,463.41 = 159,677.94 : x - Step 2: Convert to fraction form
293,813.94/405,463.41 = 159,677.94/x - Step 3: Cross multiply
293,813.94x = 405,463.41 × 159,677.94 - Step 4: Simplify right side
293,813.94x = 64,743,562,054.18 - Step 5: Solve for x
x = 64,743,562,054.18/293,813.94 - Step 6: Final answer
x = 220,355.65
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1.5x scale
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.