Finding the Fourth Proportional to 463,992.52, 640,354.62 and 260,078.08
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Solution
The fourth proportional to 463,992.52, 640,354.62 and 260,078.08 is: 358,932.94
Step by Step Solution
- Step 1: Write the proportion equation
463,992.52 : 640,354.62 = 260,078.08 : x - Step 2: Convert to fraction form
463,992.52/640,354.62 = 260,078.08/x - Step 3: Cross multiply
463,992.52x = 640,354.62 × 260,078.08 - Step 4: Simplify right side
463,992.52x = 166,542,200,088.73 - Step 5: Solve for x
x = 166,542,200,088.73/463,992.52 - Step 6: Final answer
x = 358,932.94
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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.