Finding the Fourth Proportional to 461,719.80, 692,579.70 and 251,767.80
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Solution
The fourth proportional to 461,719.80, 692,579.70 and 251,767.80 is: 377,651.70
Step by Step Solution
- Step 1: Write the proportion equation
461,719.80 : 692,579.70 = 251,767.80 : x - Step 2: Convert to fraction form
461,719.80/692,579.70 = 251,767.80/x - Step 3: Cross multiply
461,719.80x = 692,579.70 × 251,767.80 - Step 4: Simplify right side
461,719.80x = 174,369,267,393.66 - Step 5: Solve for x
x = 174,369,267,393.66/461,719.80 - Step 6: Final answer
x = 377,651.70
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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.