Finding the Fourth Proportional to 540,645.75, 746,091.14 and 302,181.75
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Solution
The fourth proportional to 540,645.75, 746,091.14 and 302,181.75 is: 417,010.82
Step by Step Solution
- Step 1: Write the proportion equation
540,645.75 : 746,091.14 = 302,181.75 : x - Step 2: Convert to fraction form
540,645.75/746,091.14 = 302,181.75/x - Step 3: Cross multiply
540,645.75x = 746,091.14 × 302,181.75 - Step 4: Simplify right side
540,645.75x = 225,455,124,833.79 - Step 5: Solve for x
x = 225,455,124,833.79/540,645.75 - Step 6: Final answer
x = 417,010.82
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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.