Finding the Fourth Proportional to 454,539.38, 681,907.50 and 174,056.63
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Solution
The fourth proportional to 454,539.38, 681,907.50 and 174,056.63 is: 261,122.63
Step by Step Solution
- Step 1: Write the proportion equation
454,539.38 : 681,907.50 = 174,056.63 : x - Step 2: Convert to fraction form
454,539.38/681,907.50 = 174,056.63/x - Step 3: Cross multiply
454,539.38x = 681,907.50 × 174,056.63 - Step 4: Simplify right side
454,539.38x = 118,690,518,012.19 - Step 5: Solve for x
x = 118,690,518,012.19/454,539.38 - Step 6: Final answer
x = 261,122.63
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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.