Finding the Fourth Proportional to 767,615.60, 1,149,531.15 and 482,599.07
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Solution
The fourth proportional to 767,615.60, 1,149,531.15 and 482,599.07 is: 722,708.95
Step by Step Solution
- Step 1: Write the proportion equation
767,615.60 : 1,149,531.15 = 482,599.07 : x - Step 2: Convert to fraction form
767,615.60/1,149,531.15 = 482,599.07/x - Step 3: Cross multiply
767,615.60x = 1,149,531.15 × 482,599.07 - Step 4: Simplify right side
767,615.60x = 554,762,663,926.03 - Step 5: Solve for x
x = 554,762,663,926.03/767,615.60 - Step 6: Final answer
x = 722,708.95
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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.