Finding the Fourth Proportional to 674,352.06, 1,011,390.80 and 247,741.26
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Solution
The fourth proportional to 674,352.06, 1,011,390.80 and 247,741.26 is: 371,561.45
Step by Step Solution
- Step 1: Write the proportion equation
674,352.06 : 1,011,390.80 = 247,741.26 : x - Step 2: Convert to fraction form
674,352.06/1,011,390.80 = 247,741.26/x - Step 3: Cross multiply
674,352.06x = 1,011,390.80 × 247,741.26 - Step 4: Simplify right side
674,352.06x = 250,563,231,144.41 - Step 5: Solve for x
x = 250,563,231,144.41/674,352.06 - Step 6: Final answer
x = 371,561.45
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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.