Finding the Fourth Proportional to 672,573.99, 928,146.02 and 370,767.99
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Solution
The fourth proportional to 672,573.99, 928,146.02 and 370,767.99 is: 511,656.47
Step by Step Solution
- Step 1: Write the proportion equation
672,573.99 : 928,146.02 = 370,767.99 : x - Step 2: Convert to fraction form
672,573.99/928,146.02 = 370,767.99/x - Step 3: Cross multiply
672,573.99x = 928,146.02 × 370,767.99 - Step 4: Simplify right side
672,573.99x = 344,126,832,408.06 - Step 5: Solve for x
x = 344,126,832,408.06/672,573.99 - Step 6: Final answer
x = 511,656.47
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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.