Finding the Fourth Proportional to 801,230.10, 1,201,845.15 and 735,911.70
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Solution
The fourth proportional to 801,230.10, 1,201,845.15 and 735,911.70 is: 1,103,867.55
Step by Step Solution
- Step 1: Write the proportion equation
801,230.10 : 1,201,845.15 = 735,911.70 : x - Step 2: Convert to fraction form
801,230.10/1,201,845.15 = 735,911.70/x - Step 3: Cross multiply
801,230.10x = 1,201,845.15 × 735,911.70 - Step 4: Simplify right side
801,230.10x = 884,451,907,473.26 - Step 5: Solve for x
x = 884,451,907,473.26/801,230.10 - Step 6: Final answer
x = 1,103,867.55
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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.