Finding the Fourth Proportional to 974,282.99, 1,344,418.16 and 544,553.28
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Solution
The fourth proportional to 974,282.99, 1,344,418.16 and 544,553.28 is: 751,431.90
Step by Step Solution
- Step 1: Write the proportion equation
974,282.99 : 1,344,418.16 = 544,553.28 : x - Step 2: Convert to fraction form
974,282.99/1,344,418.16 = 544,553.28/x - Step 3: Cross multiply
974,282.99x = 1,344,418.16 × 544,553.28 - Step 4: Simplify right side
974,282.99x = 732,107,315,996.80 - Step 5: Solve for x
x = 732,107,315,996.80/974,282.99 - Step 6: Final answer
x = 751,431.90
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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.