Finding the Fourth Proportional to 542,044.45, 747,996.14 and 297,027.75
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Solution
The fourth proportional to 542,044.45, 747,996.14 and 297,027.75 is: 409,884.49
Step by Step Solution
- Step 1: Write the proportion equation
542,044.45 : 747,996.14 = 297,027.75 : x - Step 2: Convert to fraction form
542,044.45/747,996.14 = 297,027.75/x - Step 3: Cross multiply
542,044.45x = 747,996.14 × 297,027.75 - Step 4: Simplify right side
542,044.45x = 222,175,608,987.75 - Step 5: Solve for x
x = 222,175,608,987.75/542,044.45 - Step 6: Final answer
x = 409,884.49
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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.