Finding the Fourth Proportional to 401,316.63, 602,075.18 and 283,218.63
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Solution
The fourth proportional to 401,316.63, 602,075.18 and 283,218.63 is: 424,898.68
Step by Step Solution
- Step 1: Write the proportion equation
401,316.63 : 602,075.18 = 283,218.63 : x - Step 2: Convert to fraction form
401,316.63/602,075.18 = 283,218.63/x - Step 3: Cross multiply
401,316.63x = 602,075.18 × 283,218.63 - Step 4: Simplify right side
401,316.63x = 170,518,904,493.76 - Step 5: Solve for x
x = 170,518,904,493.76/401,316.63 - Step 6: Final answer
x = 424,898.68
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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.