Finding the Fourth Proportional to 663,720.68, 995,269.66 and 242,702.12
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Solution
The fourth proportional to 663,720.68, 995,269.66 and 242,702.12 is: 363,939.33
Step by Step Solution
- Step 1: Write the proportion equation
663,720.68 : 995,269.66 = 242,702.12 : x - Step 2: Convert to fraction form
663,720.68/995,269.66 = 242,702.12/x - Step 3: Cross multiply
663,720.68x = 995,269.66 × 242,702.12 - Step 4: Simplify right side
663,720.68x = 241,554,056,453.68 - Step 5: Solve for x
x = 241,554,056,453.68/663,720.68 - Step 6: Final answer
x = 363,939.33
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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.