Finding the Fourth Proportional to 306,874.50, 460,317.51 and 85,264.26
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Solution
The fourth proportional to 306,874.50, 460,317.51 and 85,264.26 is: 127,897.99
Step by Step Solution
- Step 1: Write the proportion equation
306,874.50 : 460,317.51 = 85,264.26 : x - Step 2: Convert to fraction form
306,874.50/460,317.51 = 85,264.26/x - Step 3: Cross multiply
306,874.50x = 460,317.51 × 85,264.26 - Step 4: Simplify right side
306,874.50x = 39,248,631,855.19 - Step 5: Solve for x
x = 39,248,631,855.19/306,874.50 - Step 6: Final answer
x = 127,897.99
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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.