Finding the Fourth Proportional to 297,316.65, 445,849.21 and 119,775.99
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Solution
The fourth proportional to 297,316.65, 445,849.21 and 119,775.99 is: 179,613.32
Step by Step Solution
- Step 1: Write the proportion equation
297,316.65 : 445,849.21 = 119,775.99 : x - Step 2: Convert to fraction form
297,316.65/445,849.21 = 119,775.99/x - Step 3: Cross multiply
297,316.65x = 445,849.21 × 119,775.99 - Step 4: Simplify right side
297,316.65x = 53,402,030,518.47 - Step 5: Solve for x
x = 53,402,030,518.47/297,316.65 - Step 6: Final answer
x = 179,613.32
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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.