Finding the Fourth Proportional to 455,007.93, 627,924.09 and 251,071.99
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Solution
The fourth proportional to 455,007.93, 627,924.09 and 251,071.99 is: 346,486.59
Step by Step Solution
- Step 1: Write the proportion equation
455,007.93 : 627,924.09 = 251,071.99 : x - Step 2: Convert to fraction form
455,007.93/627,924.09 = 251,071.99/x - Step 3: Cross multiply
455,007.93x = 627,924.09 × 251,071.99 - Step 4: Simplify right side
455,007.93x = 157,654,147,391.78 - Step 5: Solve for x
x = 157,654,147,391.78/455,007.93 - Step 6: Final answer
x = 346,486.59
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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.