Finding the Fourth Proportional to 527,593.23, 791,382.69 and 128,232.81
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Solution
The fourth proportional to 527,593.23, 791,382.69 and 128,232.81 is: 192,347.48
Step by Step Solution
- Step 1: Write the proportion equation
527,593.23 : 791,382.69 = 128,232.81 : x - Step 2: Convert to fraction form
527,593.23/791,382.69 = 128,232.81/x - Step 3: Cross multiply
527,593.23x = 791,382.69 × 128,232.81 - Step 4: Simplify right side
527,593.23x = 101,481,226,124.06 - Step 5: Solve for x
x = 101,481,226,124.06/527,593.23 - Step 6: Final answer
x = 192,347.48
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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.