Finding the Fourth Proportional to 663,657.63, 995,490.08 and 165,021.63
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Solution
The fourth proportional to 663,657.63, 995,490.08 and 165,021.63 is: 247,533.35
Step by Step Solution
- Step 1: Write the proportion equation
663,657.63 : 995,490.08 = 165,021.63 : x - Step 2: Convert to fraction form
663,657.63/995,490.08 = 165,021.63/x - Step 3: Cross multiply
663,657.63x = 995,490.08 × 165,021.63 - Step 4: Simplify right side
663,657.63x = 164,277,395,650.43 - Step 5: Solve for x
x = 164,277,395,650.43/663,657.63 - Step 6: Final answer
x = 247,533.35
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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.