Finding the Fourth Proportional to 865,149.68, 1,297,727.60 and 266,106.80
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Solution
The fourth proportional to 865,149.68, 1,297,727.60 and 266,106.80 is: 399,161.15
Step by Step Solution
- Step 1: Write the proportion equation
865,149.68 : 1,297,727.60 = 266,106.80 : x - Step 2: Convert to fraction form
865,149.68/1,297,727.60 = 266,106.80/x - Step 3: Cross multiply
865,149.68x = 1,297,727.60 × 266,106.80 - Step 4: Simplify right side
865,149.68x = 345,334,138,907.68 - Step 5: Solve for x
x = 345,334,138,907.68/865,149.68 - Step 6: Final answer
x = 399,161.15
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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.