Finding the Fourth Proportional to 304,837.31, 420,697.65 and 184,007.99
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Solution
The fourth proportional to 304,837.31, 420,697.65 and 184,007.99 is: 253,944.40
Step by Step Solution
- Step 1: Write the proportion equation
304,837.31 : 420,697.65 = 184,007.99 : x - Step 2: Convert to fraction form
304,837.31/420,697.65 = 184,007.99/x - Step 3: Cross multiply
304,837.31x = 420,697.65 × 184,007.99 - Step 4: Simplify right side
304,837.31x = 77,411,726,870.74 - Step 5: Solve for x
x = 77,411,726,870.74/304,837.31 - Step 6: Final answer
x = 253,944.40
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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.