Finding the Fourth Proportional to 767,616.60, 1,149,532.65 and 482,600.07
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Solution
The fourth proportional to 767,616.60, 1,149,532.65 and 482,600.07 is: 722,710.45
Step by Step Solution
- Step 1: Write the proportion equation
767,616.60 : 1,149,532.65 = 482,600.07 : x - Step 2: Convert to fraction form
767,616.60/1,149,532.65 = 482,600.07/x - Step 3: Cross multiply
767,616.60x = 1,149,532.65 × 482,600.07 - Step 4: Simplify right side
767,616.60x = 554,764,537,357.29 - Step 5: Solve for x
x = 554,764,537,357.29/767,616.60 - Step 6: Final answer
x = 722,710.45
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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.