Finding the Fourth Proportional to 461,729.80, 692,594.70 and 251,777.80
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Solution
The fourth proportional to 461,729.80, 692,594.70 and 251,777.80 is: 377,666.70
Step by Step Solution
- Step 1: Write the proportion equation
461,729.80 : 692,594.70 = 251,777.80 : x - Step 2: Convert to fraction form
461,729.80/692,594.70 = 251,777.80/x - Step 3: Cross multiply
461,729.80x = 692,594.70 × 251,777.80 - Step 4: Simplify right side
461,729.80x = 174,379,969,857.66 - Step 5: Solve for x
x = 174,379,969,857.66/461,729.80 - Step 6: Final answer
x = 377,666.70
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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.