Finding the Fourth Proportional to 366,934.70, 549,745.95 and 314,446.70
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Solution
The fourth proportional to 366,934.70, 549,745.95 and 314,446.70 is: 471,107.80
Step by Step Solution
- Step 1: Write the proportion equation
366,934.70 : 549,745.95 = 314,446.70 : x - Step 2: Convert to fraction form
366,934.70/549,745.95 = 314,446.70/x - Step 3: Cross multiply
366,934.70x = 549,745.95 × 314,446.70 - Step 4: Simplify right side
366,934.70x = 172,865,799,815.87 - Step 5: Solve for x
x = 172,865,799,815.87/366,934.70 - Step 6: Final answer
x = 471,107.80
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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.