Finding the Fourth Proportional to 746,197.78, 1,029,919.14 and 474,212.64
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Solution
The fourth proportional to 746,197.78, 1,029,919.14 and 474,212.64 is: 654,519.07
Step by Step Solution
- Step 1: Write the proportion equation
746,197.78 : 1,029,919.14 = 474,212.64 : x - Step 2: Convert to fraction form
746,197.78/1,029,919.14 = 474,212.64/x - Step 3: Cross multiply
746,197.78x = 1,029,919.14 × 474,212.64 - Step 4: Simplify right side
746,197.78x = 488,400,674,365.93 - Step 5: Solve for x
x = 488,400,674,365.93/746,197.78 - Step 6: Final answer
x = 654,519.07
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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.