Finding the Fourth Proportional to 527,092.08, 727,378.25 and 285,372.69
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Solution
The fourth proportional to 527,092.08, 727,378.25 and 285,372.69 is: 393,809.54
Step by Step Solution
- Step 1: Write the proportion equation
527,092.08 : 727,378.25 = 285,372.69 : x - Step 2: Convert to fraction form
527,092.08/727,378.25 = 285,372.69/x - Step 3: Cross multiply
527,092.08x = 727,378.25 × 285,372.69 - Step 4: Simplify right side
527,092.08x = 207,573,887,849.99 - Step 5: Solve for x
x = 207,573,887,849.99/527,092.08 - Step 6: Final answer
x = 393,809.54
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.