Finding the Fourth Proportional to 510,296.36, 765,616.61 and 225,948.08
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Solution
The fourth proportional to 510,296.36, 765,616.61 and 225,948.08 is: 338,998.31
Step by Step Solution
- Step 1: Write the proportion equation
510,296.36 : 765,616.61 = 225,948.08 : x - Step 2: Convert to fraction form
510,296.36/765,616.61 = 225,948.08/x - Step 3: Cross multiply
510,296.36x = 765,616.61 × 225,948.08 - Step 4: Simplify right side
510,296.36x = 172,989,604,253.56 - Step 5: Solve for x
x = 172,989,604,253.56/510,296.36 - Step 6: Final answer
x = 338,998.31
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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.