Finding the Fourth Proportional to 356,282.37, 534,427.01 and 285,027.99
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Solution
The fourth proportional to 356,282.37, 534,427.01 and 285,027.99 is: 427,544.75
Step by Step Solution
- Step 1: Write the proportion equation
356,282.37 : 534,427.01 = 285,027.99 : x - Step 2: Convert to fraction form
356,282.37/534,427.01 = 285,027.99/x - Step 3: Cross multiply
356,282.37x = 534,427.01 × 285,027.99 - Step 4: Simplify right side
356,282.37x = 152,326,657,207.98 - Step 5: Solve for x
x = 152,326,657,207.98/356,282.37 - Step 6: Final answer
x = 427,544.75
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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.