Finding the Fourth Proportional to 910,655.76, 1,255,536.68 and 746,708.24
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Solution
The fourth proportional to 910,655.76, 1,255,536.68 and 746,708.24 is: 1,029,499.43
Step by Step Solution
- Step 1: Write the proportion equation
910,655.76 : 1,255,536.68 = 746,708.24 : x - Step 2: Convert to fraction form
910,655.76/1,255,536.68 = 746,708.24/x - Step 3: Cross multiply
910,655.76x = 1,255,536.68 × 746,708.24 - Step 4: Simplify right side
910,655.76x = 937,519,584,578.24 - Step 5: Solve for x
x = 937,519,584,578.24/910,655.76 - Step 6: Final answer
x = 1,029,499.43
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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.