Finding the Fourth Proportional to 617,054.75, 851,529.25 and 345,121.99
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Solution
The fourth proportional to 617,054.75, 851,529.25 and 345,121.99 is: 476,264.83
Step by Step Solution
- Step 1: Write the proportion equation
617,054.75 : 851,529.25 = 345,121.99 : x - Step 2: Convert to fraction form
617,054.75/851,529.25 = 345,121.99/x - Step 3: Cross multiply
617,054.75x = 851,529.25 × 345,121.99 - Step 4: Simplify right side
617,054.75x = 293,881,470,977.62 - Step 5: Solve for x
x = 293,881,470,977.62/617,054.75 - Step 6: Final answer
x = 476,264.83
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.