Finding the Fourth Proportional to 436,968.54, 603,027.99 and 245,988.90
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Solution
The fourth proportional to 436,968.54, 603,027.99 and 245,988.90 is: 339,471.10
Step by Step Solution
- Step 1: Write the proportion equation
436,968.54 : 603,027.99 = 245,988.90 : x - Step 2: Convert to fraction form
436,968.54/603,027.99 = 245,988.90/x - Step 3: Cross multiply
436,968.54x = 603,027.99 × 245,988.90 - Step 4: Simplify right side
436,968.54x = 148,338,191,929.31 - Step 5: Solve for x
x = 148,338,191,929.31/436,968.54 - Step 6: Final answer
x = 339,471.10
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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.