Finding the Fourth Proportional to 479,299.95, 661,433.99 and 264,440.52
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Solution
The fourth proportional to 479,299.95, 661,433.99 and 264,440.52 is: 364,927.95
Step by Step Solution
- Step 1: Write the proportion equation
479,299.95 : 661,433.99 = 264,440.52 : x - Step 2: Convert to fraction form
479,299.95/661,433.99 = 264,440.52/x - Step 3: Cross multiply
479,299.95x = 661,433.99 × 264,440.52 - Step 4: Simplify right side
479,299.95x = 174,909,946,939.07 - Step 5: Solve for x
x = 174,909,946,939.07/479,299.95 - Step 6: Final answer
x = 364,927.95
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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.