Finding the Fourth Proportional to 974,170.88, 1,344,297.88 and 538,562.14
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Solution
The fourth proportional to 974,170.88, 1,344,297.88 and 538,562.14 is: 743,183.72
Step by Step Solution
- Step 1: Write the proportion equation
974,170.88 : 1,344,297.88 = 538,562.14 : x - Step 2: Convert to fraction form
974,170.88/1,344,297.88 = 538,562.14/x - Step 3: Cross multiply
974,170.88x = 1,344,297.88 × 538,562.14 - Step 4: Simplify right side
974,170.88x = 723,987,943,050.26 - Step 5: Solve for x
x = 723,987,943,050.26/974,170.88 - Step 6: Final answer
x = 743,183.72
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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.