Finding the Fourth Proportional to 556,938.93, 768,576.60 and 302,290.23
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Solution
The fourth proportional to 556,938.93, 768,576.60 and 302,290.23 is: 417,160.99
Step by Step Solution
- Step 1: Write the proportion equation
556,938.93 : 768,576.60 = 302,290.23 : x - Step 2: Convert to fraction form
556,938.93/768,576.60 = 302,290.23/x - Step 3: Cross multiply
556,938.93x = 768,576.60 × 302,290.23 - Step 4: Simplify right side
556,938.93x = 232,333,197,186.62 - Step 5: Solve for x
x = 232,333,197,186.62/556,938.93 - Step 6: Final answer
x = 417,160.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.