Finding the Fourth Proportional to 343,701.73, 515,385.93 and 201,593.43
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Solution
The fourth proportional to 343,701.73, 515,385.93 and 201,593.43 is: 302,292.39
Step by Step Solution
- Step 1: Write the proportion equation
343,701.73 : 515,385.93 = 201,593.43 : x - Step 2: Convert to fraction form
343,701.73/515,385.93 = 201,593.43/x - Step 3: Cross multiply
343,701.73x = 515,385.93 × 201,593.43 - Step 4: Simplify right side
343,701.73x = 103,898,417,402.44 - Step 5: Solve for x
x = 103,898,417,402.44/343,701.73 - Step 6: Final answer
x = 302,292.39
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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.