Finding the Fourth Proportional to 837,651.09, 1,256,460.42 and 238,616.13
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Solution
The fourth proportional to 837,651.09, 1,256,460.42 and 238,616.13 is: 357,919.58
Step by Step Solution
- Step 1: Write the proportion equation
837,651.09 : 1,256,460.42 = 238,616.13 : x - Step 2: Convert to fraction form
837,651.09/1,256,460.42 = 238,616.13/x - Step 3: Cross multiply
837,651.09x = 1,256,460.42 × 238,616.13 - Step 4: Simplify right side
837,651.09x = 299,811,722,918.58 - Step 5: Solve for x
x = 299,811,722,918.58/837,651.09 - Step 6: Final answer
x = 357,919.58
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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.