Finding the Fourth Proportional to 436,560.96, 602,400.24 and 275,355.12
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Solution
The fourth proportional to 436,560.96, 602,400.24 and 275,355.12 is: 379,956.08
Step by Step Solution
- Step 1: Write the proportion equation
436,560.96 : 602,400.24 = 275,355.12 : x - Step 2: Convert to fraction form
436,560.96/602,400.24 = 275,355.12/x - Step 3: Cross multiply
436,560.96x = 602,400.24 × 275,355.12 - Step 4: Simplify right side
436,560.96x = 165,873,990,373.23 - Step 5: Solve for x
x = 165,873,990,373.23/436,560.96 - Step 6: Final answer
x = 379,956.08
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1.5x scale
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.