Finding the Fourth Proportional to 494,877.80, 742,316.70 and 246,045.80
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Solution
The fourth proportional to 494,877.80, 742,316.70 and 246,045.80 is: 369,068.70
Step by Step Solution
- Step 1: Write the proportion equation
494,877.80 : 742,316.70 = 246,045.80 : x - Step 2: Convert to fraction form
494,877.80/742,316.70 = 246,045.80/x - Step 3: Cross multiply
494,877.80x = 742,316.70 × 246,045.80 - Step 4: Simplify right side
494,877.80x = 182,643,906,304.86 - Step 5: Solve for x
x = 182,643,906,304.86/494,877.80 - Step 6: Final answer
x = 369,068.70
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.