Finding the Fourth Proportional to 434,814.08, 651,915.54 and 191,539.70
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Solution
The fourth proportional to 434,814.08, 651,915.54 and 191,539.70 is: 287,174.94
Step by Step Solution
- Step 1: Write the proportion equation
434,814.08 : 651,915.54 = 191,539.70 : x - Step 2: Convert to fraction form
434,814.08/651,915.54 = 191,539.70/x - Step 3: Cross multiply
434,814.08x = 651,915.54 × 191,539.70 - Step 4: Simplify right side
434,814.08x = 124,867,706,956.94 - Step 5: Solve for x
x = 124,867,706,956.94/434,814.08 - Step 6: Final answer
x = 287,174.94
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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.