Finding the Fourth Proportional to 427,942.08, 590,569.28 and 234,358.08
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Solution
The fourth proportional to 427,942.08, 590,569.28 and 234,358.08 is: 323,419.19
Step by Step Solution
- Step 1: Write the proportion equation
427,942.08 : 590,569.28 = 234,358.08 : x - Step 2: Convert to fraction form
427,942.08/590,569.28 = 234,358.08/x - Step 3: Cross multiply
427,942.08x = 590,569.28 × 234,358.08 - Step 4: Simplify right side
427,942.08x = 138,404,682,567.78 - Step 5: Solve for x
x = 138,404,682,567.78/427,942.08 - Step 6: Final answer
x = 323,419.19
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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.