Finding the Fourth Proportional to 759,369.09, 1,137,961.08 and 326,967.84
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Solution
The fourth proportional to 759,369.09, 1,137,961.08 and 326,967.84 is: 489,981.33
Step by Step Solution
- Step 1: Write the proportion equation
759,369.09 : 1,137,961.08 = 326,967.84 : x - Step 2: Convert to fraction form
759,369.09/1,137,961.08 = 326,967.84/x - Step 3: Cross multiply
759,369.09x = 1,137,961.08 × 326,967.84 - Step 4: Simplify right side
759,369.09x = 372,076,674,696.83 - Step 5: Solve for x
x = 372,076,674,696.83/759,369.09 - Step 6: Final answer
x = 489,981.33
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.