Finding the Fourth Proportional to 509,751.99, 764,578.62 and 154,769.08
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Solution
The fourth proportional to 509,751.99, 764,578.62 and 154,769.08 is: 232,138.63
Step by Step Solution
- Step 1: Write the proportion equation
509,751.99 : 764,578.62 = 154,769.08 : x - Step 2: Convert to fraction form
509,751.99/764,578.62 = 154,769.08/x - Step 3: Cross multiply
509,751.99x = 764,578.62 × 154,769.08 - Step 4: Simplify right side
509,751.99x = 118,333,129,605.07 - Step 5: Solve for x
x = 118,333,129,605.07/509,751.99 - Step 6: Final answer
x = 232,138.63
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.