Finding the Fourth Proportional to 663,661.08, 995,495.58 and 165,025.08
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Solution
The fourth proportional to 663,661.08, 995,495.58 and 165,025.08 is: 247,538.60
Step by Step Solution
- Step 1: Write the proportion equation
663,661.08 : 995,495.58 = 165,025.08 : x - Step 2: Convert to fraction form
663,661.08/995,495.58 = 165,025.08/x - Step 3: Cross multiply
663,661.08x = 995,495.58 × 165,025.08 - Step 4: Simplify right side
663,661.08x = 164,281,737,729.15 - Step 5: Solve for x
x = 164,281,737,729.15/663,661.08 - Step 6: Final answer
x = 247,538.60
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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.