Finding the Fourth Proportional to 334,728.73, 502,178.06 and 154,943.75
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Solution
The fourth proportional to 334,728.73, 502,178.06 and 154,943.75 is: 232,454.95
Step by Step Solution
- Step 1: Write the proportion equation
334,728.73 : 502,178.06 = 154,943.75 : x - Step 2: Convert to fraction form
334,728.73/502,178.06 = 154,943.75/x - Step 3: Cross multiply
334,728.73x = 502,178.06 × 154,943.75 - Step 4: Simplify right side
334,728.73x = 77,809,348,498.52 - Step 5: Solve for x
x = 77,809,348,498.52/334,728.73 - Step 6: Final answer
x = 232,454.95
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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.