Finding the Fourth Proportional to 368,893.44, 553,417.92 and 119,556
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Solution
The fourth proportional to 368,893.44, 553,417.92 and 119,556 is: 179,359.20
Step by Step Solution
- Step 1: Write the proportion equation
368,893.44 : 553,417.92 = 119,556 : x - Step 2: Convert to fraction form
368,893.44/553,417.92 = 119,556/x - Step 3: Cross multiply
368,893.44x = 553,417.92 × 119,556 - Step 4: Simplify right side
368,893.44x = 66,164,432,843.52 - Step 5: Solve for x
x = 66,164,432,843.52/368,893.44 - Step 6: Final answer
x = 179,359.20
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.