Finding the Fourth Proportional to 459,770.44, 634,479.06 and 258,562.12
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Solution
The fourth proportional to 459,770.44, 634,479.06 and 258,562.12 is: 356,813.39
Step by Step Solution
- Step 1: Write the proportion equation
459,770.44 : 634,479.06 = 258,562.12 : x - Step 2: Convert to fraction form
459,770.44/634,479.06 = 258,562.12/x - Step 3: Cross multiply
459,770.44x = 634,479.06 × 258,562.12 - Step 4: Simplify right side
459,770.44x = 164,052,250,849.21 - Step 5: Solve for x
x = 164,052,250,849.21/459,770.44 - Step 6: Final answer
x = 356,813.39
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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.