Finding the Fourth Proportional to 880,107.82, 1,319,950.35 and 406,337.98
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Solution
The fourth proportional to 880,107.82, 1,319,950.35 and 406,337.98 is: 609,409.38
Step by Step Solution
- Step 1: Write the proportion equation
880,107.82 : 1,319,950.35 = 406,337.98 : x - Step 2: Convert to fraction form
880,107.82/1,319,950.35 = 406,337.98/x - Step 3: Cross multiply
880,107.82x = 1,319,950.35 × 406,337.98 - Step 4: Simplify right side
880,107.82x = 536,345,958,919.29 - Step 5: Solve for x
x = 536,345,958,919.29/880,107.82 - Step 6: Final answer
x = 609,409.38
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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.