Finding the Fourth Proportional to 614,045.68, 921,277.72 and 374,638.88
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Solution
The fourth proportional to 614,045.68, 921,277.72 and 374,638.88 is: 562,085.96
Step by Step Solution
- Step 1: Write the proportion equation
614,045.68 : 921,277.72 = 374,638.88 : x - Step 2: Convert to fraction form
614,045.68/921,277.72 = 374,638.88/x - Step 3: Cross multiply
614,045.68x = 921,277.72 × 374,638.88 - Step 4: Simplify right side
614,045.68x = 345,146,453,189.75 - Step 5: Solve for x
x = 345,146,453,189.75/614,045.68 - Step 6: Final answer
x = 562,085.96
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1.5x scale
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.