Finding the Fourth Proportional to 663,688.08, 995,531.88 and 165,052.08
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Solution
The fourth proportional to 663,688.08, 995,531.88 and 165,052.08 is: 247,578.06
Step by Step Solution
- Step 1: Write the proportion equation
663,688.08 : 995,531.88 = 165,052.08 : x - Step 2: Convert to fraction form
663,688.08/995,531.88 = 165,052.08/x - Step 3: Cross multiply
663,688.08x = 995,531.88 × 165,052.08 - Step 4: Simplify right side
663,688.08x = 164,314,607,500.31 - Step 5: Solve for x
x = 164,314,607,500.31/663,688.08 - Step 6: Final answer
x = 247,578.06
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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.