Finding the Fourth Proportional to 459,968.70, 634,755.84 and 258,764.70
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Solution
The fourth proportional to 459,968.70, 634,755.84 and 258,764.70 is: 357,094.74
Step by Step Solution
- Step 1: Write the proportion equation
459,968.70 : 634,755.84 = 258,764.70 : x - Step 2: Convert to fraction form
459,968.70/634,755.84 = 258,764.70/x - Step 3: Cross multiply
459,968.70x = 634,755.84 × 258,764.70 - Step 4: Simplify right side
459,968.70x = 164,252,404,510.85 - Step 5: Solve for x
x = 164,252,404,510.85/459,968.70 - Step 6: Final answer
x = 357,094.74
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.