Finding the Fourth Proportional to 349,504.08, 482,299.74 and 213,765.36
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Solution
The fourth proportional to 349,504.08, 482,299.74 and 213,765.36 is: 294,986.48
Step by Step Solution
- Step 1: Write the proportion equation
349,504.08 : 482,299.74 = 213,765.36 : x - Step 2: Convert to fraction form
349,504.08/482,299.74 = 213,765.36/x - Step 3: Cross multiply
349,504.08x = 482,299.74 × 213,765.36 - Step 4: Simplify right side
349,504.08x = 103,098,977,549.01 - Step 5: Solve for x
x = 103,098,977,549.01/349,504.08 - Step 6: Final answer
x = 294,986.48
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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.