Finding the Fourth Proportional to 851,297.68, 1,276,938.84 and 325,985.68
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Solution
The fourth proportional to 851,297.68, 1,276,938.84 and 325,985.68 is: 488,975.58
Step by Step Solution
- Step 1: Write the proportion equation
851,297.68 : 1,276,938.84 = 325,985.68 : x - Step 2: Convert to fraction form
851,297.68/1,276,938.84 = 325,985.68/x - Step 3: Cross multiply
851,297.68x = 1,276,938.84 × 325,985.68 - Step 4: Simplify right side
851,297.68x = 416,263,776,075.81 - Step 5: Solve for x
x = 416,263,776,075.81/851,297.68 - Step 6: Final answer
x = 488,975.58
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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.