Finding the Fourth Proportional to 877,537.13, 1,315,310.60 and 403,242.44
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Solution
The fourth proportional to 877,537.13, 1,315,310.60 and 403,242.44 is: 604,406.39
Step by Step Solution
- Step 1: Write the proportion equation
877,537.13 : 1,315,310.60 = 403,242.44 : x - Step 2: Convert to fraction form
877,537.13/1,315,310.60 = 403,242.44/x - Step 3: Cross multiply
877,537.13x = 1,315,310.60 × 403,242.44 - Step 4: Simplify right side
877,537.13x = 530,389,050,133.42 - Step 5: Solve for x
x = 530,389,050,133.42/877,537.13 - Step 6: Final answer
x = 604,406.39
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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.