Finding the Fourth Proportional to 337,878.54, 507,067.49 and 272,112.41
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Solution
The fourth proportional to 337,878.54, 507,067.49 and 272,112.41 is: 408,369.70
Step by Step Solution
- Step 1: Write the proportion equation
337,878.54 : 507,067.49 = 272,112.41 : x - Step 2: Convert to fraction form
337,878.54/507,067.49 = 272,112.41/x - Step 3: Cross multiply
337,878.54x = 507,067.49 × 272,112.41 - Step 4: Simplify right side
337,878.54x = 137,979,358,684.50 - Step 5: Solve for x
x = 137,979,358,684.50/337,878.54 - Step 6: Final answer
x = 408,369.70
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.