Finding the Fourth Proportional to 497,640.07, 746,460.12 and 165,216.07
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Solution
The fourth proportional to 497,640.07, 746,460.12 and 165,216.07 is: 247,824.11
Step by Step Solution
- Step 1: Write the proportion equation
497,640.07 : 746,460.12 = 165,216.07 : x - Step 2: Convert to fraction form
497,640.07/746,460.12 = 165,216.07/x - Step 3: Cross multiply
497,640.07x = 746,460.12 × 165,216.07 - Step 4: Simplify right side
497,640.07x = 123,327,207,438.13 - Step 5: Solve for x
x = 123,327,207,438.13/497,640.07 - Step 6: Final answer
x = 247,824.11
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1.5x scale
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.