Finding the Fourth Proportional to 346,678.19, 519,129.50 and 239,914.32
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Solution
The fourth proportional to 346,678.19, 519,129.50 and 239,914.32 is: 359,257.09
Step by Step Solution
- Step 1: Write the proportion equation
346,678.19 : 519,129.50 = 239,914.32 : x - Step 2: Convert to fraction form
346,678.19/519,129.50 = 239,914.32/x - Step 3: Cross multiply
346,678.19x = 519,129.50 × 239,914.32 - Step 4: Simplify right side
346,678.19x = 124,546,597,189.22 - Step 5: Solve for x
x = 124,546,597,189.22/346,678.19 - Step 6: Final answer
x = 359,257.09
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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.