Finding the Fourth Proportional to 466,181.46, 643,626.14 and 319,252.26
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Solution
The fourth proportional to 466,181.46, 643,626.14 and 319,252.26 is: 440,770.64
Step by Step Solution
- Step 1: Write the proportion equation
466,181.46 : 643,626.14 = 319,252.26 : x - Step 2: Convert to fraction form
466,181.46/643,626.14 = 319,252.26/x - Step 3: Cross multiply
466,181.46x = 643,626.14 × 319,252.26 - Step 4: Simplify right side
466,181.46x = 205,479,099,790.08 - Step 5: Solve for x
x = 205,479,099,790.08/466,181.46 - Step 6: Final answer
x = 440,770.64
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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.