Finding the Fourth Proportional to 494,374.68, 682,264.08 and 279,533.52
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Solution
The fourth proportional to 494,374.68, 682,264.08 and 279,533.52 is: 385,771.54
Step by Step Solution
- Step 1: Write the proportion equation
494,374.68 : 682,264.08 = 279,533.52 : x - Step 2: Convert to fraction form
494,374.68/682,264.08 = 279,533.52/x - Step 3: Cross multiply
494,374.68x = 682,264.08 × 279,533.52 - Step 4: Simplify right side
494,374.68x = 190,715,679,851.96 - Step 5: Solve for x
x = 190,715,679,851.96/494,374.68 - Step 6: Final answer
x = 385,771.54
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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.