Finding the Fourth Proportional to 424,350.84, 585,438.40 and 242,965.84
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Solution
The fourth proportional to 424,350.84, 585,438.40 and 242,965.84 is: 335,197.95
Step by Step Solution
- Step 1: Write the proportion equation
424,350.84 : 585,438.40 = 242,965.84 : x - Step 2: Convert to fraction form
424,350.84/585,438.40 = 242,965.84/x - Step 3: Cross multiply
424,350.84x = 585,438.40 × 242,965.84 - Step 4: Simplify right side
424,350.84x = 142,241,532,624.26 - Step 5: Solve for x
x = 142,241,532,624.26/424,350.84 - Step 6: Final answer
x = 335,197.95
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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.