Finding the Fourth Proportional to 767,748.99, 1,059,833.33 and 495,949.39
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Solution
The fourth proportional to 767,748.99, 1,059,833.33 and 495,949.39 is: 684,629.61
Step by Step Solution
- Step 1: Write the proportion equation
767,748.99 : 1,059,833.33 = 495,949.39 : x - Step 2: Convert to fraction form
767,748.99/1,059,833.33 = 495,949.39/x - Step 3: Cross multiply
767,748.99x = 1,059,833.33 × 495,949.39 - Step 4: Simplify right side
767,748.99x = 525,623,693,515.17 - Step 5: Solve for x
x = 525,623,693,515.17/767,748.99 - Step 6: Final answer
x = 684,629.61
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.