Finding the Fourth Proportional to 358,337.28, 494,493.05 and 197,177.26
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Solution
The fourth proportional to 358,337.28, 494,493.05 and 197,177.26 is: 272,097.80
Step by Step Solution
- Step 1: Write the proportion equation
358,337.28 : 494,493.05 = 197,177.26 : x - Step 2: Convert to fraction form
358,337.28/494,493.05 = 197,177.26/x - Step 3: Cross multiply
358,337.28x = 494,493.05 × 197,177.26 - Step 4: Simplify right side
358,337.28x = 97,502,784,688.04 - Step 5: Solve for x
x = 97,502,784,688.04/358,337.28 - Step 6: Final answer
x = 272,097.80
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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.