Finding the Fourth Proportional to 346,509.84, 519,764.16 and 252,338.88
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Solution
The fourth proportional to 346,509.84, 519,764.16 and 252,338.88 is: 378,507.88
Step by Step Solution
- Step 1: Write the proportion equation
346,509.84 : 519,764.16 = 252,338.88 : x - Step 2: Convert to fraction form
346,509.84/519,764.16 = 252,338.88/x - Step 3: Cross multiply
346,509.84x = 519,764.16 × 252,338.88 - Step 4: Simplify right side
346,509.84x = 131,156,705,998.54 - Step 5: Solve for x
x = 131,156,705,998.54/346,509.84 - Step 6: Final answer
x = 378,507.88
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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.