Finding the Fourth Proportional to 647,032.04, 892,907.72 and 375,261
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Solution
The fourth proportional to 647,032.04, 892,907.72 and 375,261 is: 517,862.21
Step by Step Solution
- Step 1: Write the proportion equation
647,032.04 : 892,907.72 = 375,261 : x - Step 2: Convert to fraction form
647,032.04/892,907.72 = 375,261/x - Step 3: Cross multiply
647,032.04x = 892,907.72 × 375,261 - Step 4: Simplify right side
647,032.04x = 335,073,443,914.92 - Step 5: Solve for x
x = 335,073,443,914.92/647,032.04 - Step 6: Final answer
x = 517,862.21
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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.