Finding the Fourth Proportional to 752,364.45, 1,128,546.68 and 495,501.30
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Solution
The fourth proportional to 752,364.45, 1,128,546.68 and 495,501.30 is: 743,251.95
Step by Step Solution
- Step 1: Write the proportion equation
752,364.45 : 1,128,546.68 = 495,501.30 : x - Step 2: Convert to fraction form
752,364.45/1,128,546.68 = 495,501.30/x - Step 3: Cross multiply
752,364.45x = 1,128,546.68 × 495,501.30 - Step 4: Simplify right side
752,364.45x = 559,196,344,573.18 - Step 5: Solve for x
x = 559,196,344,573.18/752,364.45 - Step 6: Final answer
x = 743,251.95
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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.