Finding the Fourth Proportional to 314,569.44, 471,521.82 and 225,774.81
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Solution
The fourth proportional to 314,569.44, 471,521.82 and 225,774.81 is: 338,423.69
Step by Step Solution
- Step 1: Write the proportion equation
314,569.44 : 471,521.82 = 225,774.81 : x - Step 2: Convert to fraction form
314,569.44/471,521.82 = 225,774.81/x - Step 3: Cross multiply
314,569.44x = 471,521.82 × 225,774.81 - Step 4: Simplify right side
314,569.44x = 106,457,749,321.35 - Step 5: Solve for x
x = 106,457,749,321.35/314,569.44 - Step 6: Final answer
x = 338,423.69
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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.