Finding the Fourth Proportional to 424,869.38, 585,202.84 and 326,564.63
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Solution
The fourth proportional to 424,869.38, 585,202.84 and 326,564.63 is: 449,800.71
Step by Step Solution
- Step 1: Write the proportion equation
424,869.38 : 585,202.84 = 326,564.63 : x - Step 2: Convert to fraction form
424,869.38/585,202.84 = 326,564.63/x - Step 3: Cross multiply
424,869.38x = 585,202.84 × 326,564.63 - Step 4: Simplify right side
424,869.38x = 191,106,548,919.55 - Step 5: Solve for x
x = 191,106,548,919.55/424,869.38 - Step 6: Final answer
x = 449,800.71
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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.