Finding the Fourth Proportional to 860,363.98, 1,290,269.66 and 283,857.62
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Solution
The fourth proportional to 860,363.98, 1,290,269.66 and 283,857.62 is: 425,695.26
Step by Step Solution
- Step 1: Write the proportion equation
860,363.98 : 1,290,269.66 = 283,857.62 : x - Step 2: Convert to fraction form
860,363.98/1,290,269.66 = 283,857.62/x - Step 3: Cross multiply
860,363.98x = 1,290,269.66 × 283,857.62 - Step 4: Simplify right side
860,363.98x = 366,252,866,975.17 - Step 5: Solve for x
x = 366,252,866,975.17/860,363.98 - Step 6: Final answer
x = 425,695.26
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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.