Finding the Fourth Proportional to 674,201.80, 1,011,302.70 and 175,565.80
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Solution
The fourth proportional to 674,201.80, 1,011,302.70 and 175,565.80 is: 263,348.70
Step by Step Solution
- Step 1: Write the proportion equation
674,201.80 : 1,011,302.70 = 175,565.80 : x - Step 2: Convert to fraction form
674,201.80/1,011,302.70 = 175,565.80/x - Step 3: Cross multiply
674,201.80x = 1,011,302.70 × 175,565.80 - Step 4: Simplify right side
674,201.80x = 177,550,167,567.66 - Step 5: Solve for x
x = 177,550,167,567.66/674,201.80 - Step 6: Final answer
x = 263,348.70
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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.