Finding the Fourth Proportional to 738,386.66, 1,107,766.80 and 205,907.74
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Solution
The fourth proportional to 738,386.66, 1,107,766.80 and 205,907.74 is: 308,913.70
Step by Step Solution
- Step 1: Write the proportion equation
738,386.66 : 1,107,766.80 = 205,907.74 : x - Step 2: Convert to fraction form
738,386.66/1,107,766.80 = 205,907.74/x - Step 3: Cross multiply
738,386.66x = 1,107,766.80 × 205,907.74 - Step 4: Simplify right side
738,386.66x = 228,097,755,465.62 - Step 5: Solve for x
x = 228,097,755,465.62/738,386.66 - Step 6: Final answer
x = 308,913.70
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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.