Finding the Fourth Proportional to 461,033.91, 691,384.50 and 194,814.99
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Solution
The fourth proportional to 461,033.91, 691,384.50 and 194,814.99 is: 292,152.19
Step by Step Solution
- Step 1: Write the proportion equation
461,033.91 : 691,384.50 = 194,814.99 : x - Step 2: Convert to fraction form
461,033.91/691,384.50 = 194,814.99/x - Step 3: Cross multiply
461,033.91x = 691,384.50 × 194,814.99 - Step 4: Simplify right side
461,033.91x = 134,692,064,453.66 - Step 5: Solve for x
x = 134,692,064,453.66/461,033.91 - Step 6: Final answer
x = 292,152.19
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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.