Finding the Fourth Proportional to 359,114.47, 495,579.47 and 197,965.99
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Solution
The fourth proportional to 359,114.47, 495,579.47 and 197,965.99 is: 273,193.89
Step by Step Solution
- Step 1: Write the proportion equation
359,114.47 : 495,579.47 = 197,965.99 : x - Step 2: Convert to fraction form
359,114.47/495,579.47 = 197,965.99/x - Step 3: Cross multiply
359,114.47x = 495,579.47 × 197,965.99 - Step 4: Simplify right side
359,114.47x = 98,107,878,914.57 - Step 5: Solve for x
x = 98,107,878,914.57/359,114.47 - Step 6: Final answer
x = 273,193.89
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.