Finding the Fourth Proportional to 351,134.64, 484,565.49 and 198,205.02
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Solution
The fourth proportional to 351,134.64, 484,565.49 and 198,205.02 is: 273,522.75
Step by Step Solution
- Step 1: Write the proportion equation
351,134.64 : 484,565.49 = 198,205.02 : x - Step 2: Convert to fraction form
351,134.64/484,565.49 = 198,205.02/x - Step 3: Cross multiply
351,134.64x = 484,565.49 × 198,205.02 - Step 4: Simplify right side
351,134.64x = 96,043,312,636.76 - Step 5: Solve for x
x = 96,043,312,636.76/351,134.64 - Step 6: Final answer
x = 273,522.75
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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.