Finding the Fourth Proportional to 491,824.22, 737,338.52 and 207,331.08
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Solution
The fourth proportional to 491,824.22, 737,338.52 and 207,331.08 is: 310,828.92
Step by Step Solution
- Step 1: Write the proportion equation
491,824.22 : 737,338.52 = 207,331.08 : x - Step 2: Convert to fraction form
491,824.22/737,338.52 = 207,331.08/x - Step 3: Cross multiply
491,824.22x = 737,338.52 × 207,331.08 - Step 4: Simplify right side
491,824.22x = 152,873,191,677.20 - Step 5: Solve for x
x = 152,873,191,677.20/491,824.22 - Step 6: Final answer
x = 310,828.92
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.