Finding the Fourth Proportional to 860,575.68, 1,187,627.04 and 478,629.84
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Solution
The fourth proportional to 860,575.68, 1,187,627.04 and 478,629.84 is: 660,527.31
Step by Step Solution
- Step 1: Write the proportion equation
860,575.68 : 1,187,627.04 = 478,629.84 : x - Step 2: Convert to fraction form
860,575.68/1,187,627.04 = 478,629.84/x - Step 3: Cross multiply
860,575.68x = 1,187,627.04 × 478,629.84 - Step 4: Simplify right side
860,575.68x = 568,433,740,134.87 - Step 5: Solve for x
x = 568,433,740,134.87/860,575.68 - Step 6: Final answer
x = 660,527.31
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.