Finding the Fourth Proportional to 479,264.97, 661,381.97 and 264,414.09
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Solution
The fourth proportional to 479,264.97, 661,381.97 and 264,414.09 is: 364,889.41
Step by Step Solution
- Step 1: Write the proportion equation
479,264.97 : 661,381.97 = 264,414.09 : x - Step 2: Convert to fraction form
479,264.97/661,381.97 = 264,414.09/x - Step 3: Cross multiply
479,264.97x = 661,381.97 × 264,414.09 - Step 4: Simplify right side
479,264.97x = 174,878,710,417.89 - Step 5: Solve for x
x = 174,878,710,417.89/479,264.97 - Step 6: Final answer
x = 364,889.41
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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.