Finding the Fourth Proportional to 498,771.41, 686,854.81 and 433,329.97
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Solution
The fourth proportional to 498,771.41, 686,854.81 and 433,329.97 is: 596,735.84
Step by Step Solution
- Step 1: Write the proportion equation
498,771.41 : 686,854.81 = 433,329.97 : x - Step 2: Convert to fraction form
498,771.41/686,854.81 = 433,329.97/x - Step 3: Cross multiply
498,771.41x = 686,854.81 × 433,329.97 - Step 4: Simplify right side
498,771.41x = 297,634,773,128.33 - Step 5: Solve for x
x = 297,634,773,128.33/498,771.41 - Step 6: Final answer
x = 596,735.84
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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.