Finding the Fourth Proportional to 537,902.67, 806,724.84 and 158,720.96
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Solution
The fourth proportional to 537,902.67, 806,724.84 and 158,720.96 is: 238,043.32
Step by Step Solution
- Step 1: Write the proportion equation
537,902.67 : 806,724.84 = 158,720.96 : x - Step 2: Convert to fraction form
537,902.67/806,724.84 = 158,720.96/x - Step 3: Cross multiply
537,902.67x = 806,724.84 × 158,720.96 - Step 4: Simplify right side
537,902.67x = 128,044,137,553.98 - Step 5: Solve for x
x = 128,044,137,553.98/537,902.67 - Step 6: Final answer
x = 238,043.32
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.