Finding the Fourth Proportional to 801,946.20, 1,202,919.30 and 497,515.80
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Solution
The fourth proportional to 801,946.20, 1,202,919.30 and 497,515.80 is: 746,273.70
Step by Step Solution
- Step 1: Write the proportion equation
801,946.20 : 1,202,919.30 = 497,515.80 : x - Step 2: Convert to fraction form
801,946.20/1,202,919.30 = 497,515.80/x - Step 3: Cross multiply
801,946.20x = 1,202,919.30 × 497,515.80 - Step 4: Simplify right side
801,946.20x = 598,471,357,874.94 - Step 5: Solve for x
x = 598,471,357,874.94/801,946.20 - Step 6: Final answer
x = 746,273.70
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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.