Finding the Fourth Proportional to 959,269.14, 1,439,045.87 and 319,363.88
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Solution
The fourth proportional to 959,269.14, 1,439,045.87 and 319,363.88 is: 479,093.14
Step by Step Solution
- Step 1: Write the proportion equation
959,269.14 : 1,439,045.87 = 319,363.88 : x - Step 2: Convert to fraction form
959,269.14/1,439,045.87 = 319,363.88/x - Step 3: Cross multiply
959,269.14x = 1,439,045.87 × 319,363.88 - Step 4: Simplify right side
959,269.14x = 459,579,263,749.13 - Step 5: Solve for x
x = 459,579,263,749.13/959,269.14 - Step 6: Final answer
x = 479,093.14
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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.