Finding the Fourth Proportional to 449,538.08, 620,381.36 and 258,551.60
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Solution
The fourth proportional to 449,538.08, 620,381.36 and 258,551.60 is: 356,812.03
Step by Step Solution
- Step 1: Write the proportion equation
449,538.08 : 620,381.36 = 258,551.60 : x - Step 2: Convert to fraction form
449,538.08/620,381.36 = 258,551.60/x - Step 3: Cross multiply
449,538.08x = 620,381.36 × 258,551.60 - Step 4: Simplify right side
449,538.08x = 160,400,593,238.18 - Step 5: Solve for x
x = 160,400,593,238.18/449,538.08 - Step 6: Final answer
x = 356,812.03
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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.