Finding the Fourth Proportional to 838,291.26, 1,256,731.58 and 364,619.87
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Solution
The fourth proportional to 838,291.26, 1,256,731.58 and 364,619.87 is: 546,623.02
Step by Step Solution
- Step 1: Write the proportion equation
838,291.26 : 1,256,731.58 = 364,619.87 : x - Step 2: Convert to fraction form
838,291.26/1,256,731.58 = 364,619.87/x - Step 3: Cross multiply
838,291.26x = 1,256,731.58 × 364,619.87 - Step 4: Simplify right side
838,291.26x = 458,229,297,217.74 - Step 5: Solve for x
x = 458,229,297,217.74/838,291.26 - Step 6: Final answer
x = 546,623.02
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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.