Finding the Fourth Proportional to 899,820.44, 1,241,766.99 and 537,275.96
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Solution
The fourth proportional to 899,820.44, 1,241,766.99 and 537,275.96 is: 741,449.65
Step by Step Solution
- Step 1: Write the proportion equation
899,820.44 : 1,241,766.99 = 537,275.96 : x - Step 2: Convert to fraction form
899,820.44/1,241,766.99 = 537,275.96/x - Step 3: Cross multiply
899,820.44x = 1,241,766.99 × 537,275.96 - Step 4: Simplify right side
899,820.44x = 667,171,551,648.56 - Step 5: Solve for x
x = 667,171,551,648.56/899,820.44 - Step 6: Final answer
x = 741,449.65
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.