Finding the Fourth Proportional to 339,701.80, 509,552.70 and 182,237.80
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Solution
The fourth proportional to 339,701.80, 509,552.70 and 182,237.80 is: 273,356.70
Step by Step Solution
- Step 1: Write the proportion equation
339,701.80 : 509,552.70 = 182,237.80 : x - Step 2: Convert to fraction form
339,701.80/509,552.70 = 182,237.80/x - Step 3: Cross multiply
339,701.80x = 509,552.70 × 182,237.80 - Step 4: Simplify right side
339,701.80x = 92,859,763,032.06 - Step 5: Solve for x
x = 92,859,763,032.06/339,701.80 - Step 6: Final answer
x = 273,356.70
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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.