Finding the Fourth Proportional to 1,164,272.99, 1,746,286.65 and 311,430.70
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Solution
The fourth proportional to 1,164,272.99, 1,746,286.65 and 311,430.70 is: 467,113.20
Step by Step Solution
- Step 1: Write the proportion equation
1,164,272.99 : 1,746,286.65 = 311,430.70 : x - Step 2: Convert to fraction form
1,164,272.99/1,746,286.65 = 311,430.70/x - Step 3: Cross multiply
1,164,272.99x = 1,746,286.65 × 311,430.70 - Step 4: Simplify right side
1,164,272.99x = 543,847,275,937.26 - Step 5: Solve for x
x = 543,847,275,937.26/1,164,272.99 - Step 6: Final answer
x = 467,113.20
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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.