Finding the Fourth Proportional to 454,181.37, 626,740.30 and 272,785.51
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Solution
The fourth proportional to 454,181.37, 626,740.30 and 272,785.51 is: 376,425.99
Step by Step Solution
- Step 1: Write the proportion equation
454,181.37 : 626,740.30 = 272,785.51 : x - Step 2: Convert to fraction form
454,181.37/626,740.30 = 272,785.51/x - Step 3: Cross multiply
454,181.37x = 626,740.30 × 272,785.51 - Step 4: Simplify right side
454,181.37x = 170,965,672,373.05 - Step 5: Solve for x
x = 170,965,672,373.05/454,181.37 - Step 6: Final answer
x = 376,425.99
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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.