Finding the Fourth Proportional to 356,714.42, 492,266.56 and 193,370.42
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Solution
The fourth proportional to 356,714.42, 492,266.56 and 193,370.42 is: 266,851.54
Step by Step Solution
- Step 1: Write the proportion equation
356,714.42 : 492,266.56 = 193,370.42 : x - Step 2: Convert to fraction form
356,714.42/492,266.56 = 193,370.42/x - Step 3: Cross multiply
356,714.42x = 492,266.56 × 193,370.42 - Step 4: Simplify right side
356,714.42x = 95,189,791,459.16 - Step 5: Solve for x
x = 95,189,791,459.16/356,714.42 - Step 6: Final answer
x = 266,851.54
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.