Finding the Fourth Proportional to 292,148.26, 438,270.84 and 102,559.42
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Solution
The fourth proportional to 292,148.26, 438,270.84 and 102,559.42 is: 153,856.14
Step by Step Solution
- Step 1: Write the proportion equation
292,148.26 : 438,270.84 = 102,559.42 : x - Step 2: Convert to fraction form
292,148.26/438,270.84 = 102,559.42/x - Step 3: Cross multiply
292,148.26x = 438,270.84 × 102,559.42 - Step 4: Simplify right side
292,148.26x = 44,948,803,153.31 - Step 5: Solve for x
x = 44,948,803,153.31/292,148.26 - Step 6: Final answer
x = 153,856.14
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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.