Finding the Fourth Proportional to 251,567.80, 377,351.70 and 146,591.80
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Solution
The fourth proportional to 251,567.80, 377,351.70 and 146,591.80 is: 219,887.70
Step by Step Solution
- Step 1: Write the proportion equation
251,567.80 : 377,351.70 = 146,591.80 : x - Step 2: Convert to fraction form
251,567.80/377,351.70 = 146,591.80/x - Step 3: Cross multiply
251,567.80x = 377,351.70 × 146,591.80 - Step 4: Simplify right side
251,567.80x = 55,316,664,936.06 - Step 5: Solve for x
x = 55,316,664,936.06/251,567.80 - Step 6: Final answer
x = 219,887.70
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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.