Finding the Fourth Proportional to 404,996.87, 554,038.62 and 403,291.01
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Solution
The fourth proportional to 404,996.87, 554,038.62 and 403,291.01 is: 551,704.99
Step by Step Solution
- Step 1: Write the proportion equation
404,996.87 : 554,038.62 = 403,291.01 : x - Step 2: Convert to fraction form
404,996.87/554,038.62 = 403,291.01/x - Step 3: Cross multiply
404,996.87x = 554,038.62 × 403,291.01 - Step 4: Simplify right side
404,996.87x = 223,438,794,638.81 - Step 5: Solve for x
x = 223,438,794,638.81/404,996.87 - Step 6: Final answer
x = 551,704.99
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.