Finding the Fourth Proportional to 262,607.88, 361,893.24 and 190,874.28
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Solution
The fourth proportional to 262,607.88, 361,893.24 and 190,874.28 is: 263,038.99
Step by Step Solution
- Step 1: Write the proportion equation
262,607.88 : 361,893.24 = 190,874.28 : x - Step 2: Convert to fraction form
262,607.88/361,893.24 = 190,874.28/x - Step 3: Cross multiply
262,607.88x = 361,893.24 × 190,874.28 - Step 4: Simplify right side
262,607.88x = 69,076,111,621.87 - Step 5: Solve for x
x = 69,076,111,621.87/262,607.88 - Step 6: Final answer
x = 263,038.99
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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.