Finding the Fourth Proportional to 537,211.44, 741,315.24 and 310,890.96
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Solution
The fourth proportional to 537,211.44, 741,315.24 and 310,890.96 is: 429,008.37
Step by Step Solution
- Step 1: Write the proportion equation
537,211.44 : 741,315.24 = 310,890.96 : x - Step 2: Convert to fraction form
537,211.44/741,315.24 = 310,890.96/x - Step 3: Cross multiply
537,211.44x = 741,315.24 × 310,890.96 - Step 4: Simplify right side
537,211.44x = 230,468,206,626.23 - Step 5: Solve for x
x = 230,468,206,626.23/537,211.44 - Step 6: Final answer
x = 429,008.37
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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.