Finding the Fourth Proportional to 449,807.62, 674,931.36 and 197,053.60
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Solution
The fourth proportional to 449,807.62, 674,931.36 and 197,053.60 is: 295,676.75
Step by Step Solution
- Step 1: Write the proportion equation
449,807.62 : 674,931.36 = 197,053.60 : x - Step 2: Convert to fraction form
449,807.62/674,931.36 = 197,053.60/x - Step 3: Cross multiply
449,807.62x = 674,931.36 × 197,053.60 - Step 4: Simplify right side
449,807.62x = 132,997,654,240.90 - Step 5: Solve for x
x = 132,997,654,240.90/449,807.62 - Step 6: Final answer
x = 295,676.75
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.