Finding the Fourth Proportional to 487,975.92, 673,406.68 and 273,115.98
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Solution
The fourth proportional to 487,975.92, 673,406.68 and 273,115.98 is: 376,900.00
Step by Step Solution
- Step 1: Write the proportion equation
487,975.92 : 673,406.68 = 273,115.98 : x - Step 2: Convert to fraction form
487,975.92/673,406.68 = 273,115.98/x - Step 3: Cross multiply
487,975.92x = 673,406.68 × 273,115.98 - Step 4: Simplify right side
487,975.92x = 183,918,125,346.75 - Step 5: Solve for x
x = 183,918,125,346.75/487,975.92 - Step 6: Final answer
x = 376,900.00
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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.