Finding the Fourth Proportional to 341,318.51, 511,596.12 and 127,881.08
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Solution
The fourth proportional to 341,318.51, 511,596.12 and 127,881.08 is: 191,678.63
Step by Step Solution
- Step 1: Write the proportion equation
341,318.51 : 511,596.12 = 127,881.08 : x - Step 2: Convert to fraction form
341,318.51/511,596.12 = 127,881.08/x - Step 3: Cross multiply
341,318.51x = 511,596.12 × 127,881.08 - Step 4: Simplify right side
341,318.51x = 65,423,464,349.41 - Step 5: Solve for x
x = 65,423,464,349.41/341,318.51 - Step 6: Final answer
x = 191,678.63
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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.