Finding the Fourth Proportional to 461,011.18, 691,367.11 and 153,180.49
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Solution
The fourth proportional to 461,011.18, 691,367.11 and 153,180.49 is: 229,721.00
Step by Step Solution
- Step 1: Write the proportion equation
461,011.18 : 691,367.11 = 153,180.49 : x - Step 2: Convert to fraction form
461,011.18/691,367.11 = 153,180.49/x - Step 3: Cross multiply
461,011.18x = 691,367.11 × 153,180.49 - Step 4: Simplify right side
461,011.18x = 105,903,949,222.85 - Step 5: Solve for x
x = 105,903,949,222.85/461,011.18 - Step 6: Final answer
x = 229,721.00
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1.5x scale
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.