Finding the Fourth Proportional to 303,877.18, 455,894.97 and 170,855.74
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Solution
The fourth proportional to 303,877.18, 455,894.97 and 170,855.74 is: 256,328.14
Step by Step Solution
- Step 1: Write the proportion equation
303,877.18 : 455,894.97 = 170,855.74 : x - Step 2: Convert to fraction form
303,877.18/455,894.97 = 170,855.74/x - Step 3: Cross multiply
303,877.18x = 455,894.97 × 170,855.74 - Step 4: Simplify right side
303,877.18x = 77,892,272,461.63 - Step 5: Solve for x
x = 77,892,272,461.63/303,877.18 - Step 6: Final answer
x = 256,328.14
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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.