Finding the Fourth Proportional to 538,627.68, 743,311.28 and 296,918.91
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Solution
The fourth proportional to 538,627.68, 743,311.28 and 296,918.91 is: 409,750.90
Step by Step Solution
- Step 1: Write the proportion equation
538,627.68 : 743,311.28 = 296,918.91 : x - Step 2: Convert to fraction form
538,627.68/743,311.28 = 296,918.91/x - Step 3: Cross multiply
538,627.68x = 743,311.28 × 296,918.91 - Step 4: Simplify right side
538,627.68x = 220,703,175,048.31 - Step 5: Solve for x
x = 220,703,175,048.31/538,627.68 - Step 6: Final answer
x = 409,750.90
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.