Finding the Fourth Proportional to 374,995.74, 517,504.44 and 213,877.02
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Solution
The fourth proportional to 374,995.74, 517,504.44 and 213,877.02 is: 295,156.17
Step by Step Solution
- Step 1: Write the proportion equation
374,995.74 : 517,504.44 = 213,877.02 : x - Step 2: Convert to fraction form
374,995.74/517,504.44 = 213,877.02/x - Step 3: Cross multiply
374,995.74x = 517,504.44 × 213,877.02 - Step 4: Simplify right side
374,995.74x = 110,682,307,463.97 - Step 5: Solve for x
x = 110,682,307,463.97/374,995.74 - Step 6: Final answer
x = 295,156.17
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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.