Finding the Fourth Proportional to 319,224.84, 440,533.26 and 175,989.96
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Solution
The fourth proportional to 319,224.84, 440,533.26 and 175,989.96 is: 242,867.79
Step by Step Solution
- Step 1: Write the proportion equation
319,224.84 : 440,533.26 = 175,989.96 : x - Step 2: Convert to fraction form
319,224.84/440,533.26 = 175,989.96/x - Step 3: Cross multiply
319,224.84x = 440,533.26 × 175,989.96 - Step 4: Simplify right side
319,224.84x = 77,529,430,806.07 - Step 5: Solve for x
x = 77,529,430,806.07/319,224.84 - Step 6: Final answer
x = 242,867.79
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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.