Finding the Fourth Proportional to 667,539.60, 1,000,866.60 and 368,163.60
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Solution
The fourth proportional to 667,539.60, 1,000,866.60 and 368,163.60 is: 552,001.19
Step by Step Solution
- Step 1: Write the proportion equation
667,539.60 : 1,000,866.60 = 368,163.60 : x - Step 2: Convert to fraction form
667,539.60/1,000,866.60 = 368,163.60/x - Step 3: Cross multiply
667,539.60x = 1,000,866.60 × 368,163.60 - Step 4: Simplify right side
667,539.60x = 368,482,650,575.76 - Step 5: Solve for x
x = 368,482,650,575.76/667,539.60 - Step 6: Final answer
x = 552,001.19
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.