Finding the Fourth Proportional to 437,526.52, 656,292.48 and 121,986.16
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Solution
The fourth proportional to 437,526.52, 656,292.48 and 121,986.16 is: 182,979.99
Step by Step Solution
- Step 1: Write the proportion equation
437,526.52 : 656,292.48 = 121,986.16 : x - Step 2: Convert to fraction form
437,526.52/656,292.48 = 121,986.16/x - Step 3: Cross multiply
437,526.52x = 656,292.48 × 121,986.16 - Step 4: Simplify right side
437,526.52x = 80,058,599,472.08 - Step 5: Solve for x
x = 80,058,599,472.08/437,526.52 - Step 6: Final answer
x = 182,979.99
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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.