Finding the Fourth Proportional to 527,368.24, 790,394.44 and 257,273.74
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Solution
The fourth proportional to 527,368.24, 790,394.44 and 257,273.74 is: 385,589.65
Step by Step Solution
- Step 1: Write the proportion equation
527,368.24 : 790,394.44 = 257,273.74 : x - Step 2: Convert to fraction form
527,368.24/790,394.44 = 257,273.74/x - Step 3: Cross multiply
527,368.24x = 790,394.44 × 257,273.74 - Step 4: Simplify right side
527,368.24x = 203,347,733,654.01 - Step 5: Solve for x
x = 203,347,733,654.01/527,368.24 - Step 6: Final answer
x = 385,589.65
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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.