Finding the Fourth Proportional to 529,711.31, 794,566.97 and 135,727.31
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Solution
The fourth proportional to 529,711.31, 794,566.97 and 135,727.31 is: 203,590.97
Step by Step Solution
- Step 1: Write the proportion equation
529,711.31 : 794,566.97 = 135,727.31 : x - Step 2: Convert to fraction form
529,711.31/794,566.97 = 135,727.31/x - Step 3: Cross multiply
529,711.31x = 794,566.97 × 135,727.31 - Step 4: Simplify right side
529,711.31x = 107,844,439,269.71 - Step 5: Solve for x
x = 107,844,439,269.71/529,711.31 - Step 6: Final answer
x = 203,590.97
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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.