Finding the Fourth Proportional to 268,443.65, 370,452.47 and 147,586.99
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Solution
The fourth proportional to 268,443.65, 370,452.47 and 147,586.99 is: 203,670.18
Step by Step Solution
- Step 1: Write the proportion equation
268,443.65 : 370,452.47 = 147,586.99 : x - Step 2: Convert to fraction form
268,443.65/370,452.47 = 147,586.99/x - Step 3: Cross multiply
268,443.65x = 370,452.47 × 147,586.99 - Step 4: Simplify right side
268,443.65x = 54,673,964,985.37 - Step 5: Solve for x
x = 54,673,964,985.37/268,443.65 - Step 6: Final answer
x = 203,670.18
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.