Finding the Fourth Proportional to 374,775.14, 517,239.79 and 211,465.25
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Solution
The fourth proportional to 374,775.14, 517,239.79 and 211,465.25 is: 291,850.31
Step by Step Solution
- Step 1: Write the proportion equation
374,775.14 : 517,239.79 = 211,465.25 : x - Step 2: Convert to fraction form
374,775.14/517,239.79 = 211,465.25/x - Step 3: Cross multiply
374,775.14x = 517,239.79 × 211,465.25 - Step 4: Simplify right side
374,775.14x = 109,378,238,387.44 - Step 5: Solve for x
x = 109,378,238,387.44/374,775.14 - Step 6: Final answer
x = 291,850.31
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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.