Finding the Fourth Proportional to 252,246.42, 378,358.68 and 62,702.78
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Solution
The fourth proportional to 252,246.42, 378,358.68 and 62,702.78 is: 94,051.45
Step by Step Solution
- Step 1: Write the proportion equation
252,246.42 : 378,358.68 = 62,702.78 : x - Step 2: Convert to fraction form
252,246.42/378,358.68 = 62,702.78/x - Step 3: Cross multiply
252,246.42x = 378,358.68 × 62,702.78 - Step 4: Simplify right side
252,246.42x = 23,724,141,073.13 - Step 5: Solve for x
x = 23,724,141,073.13/252,246.42 - Step 6: Final answer
x = 94,051.45
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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.