Finding the Fourth Proportional to 899,806.19, 1,241,747.29 and 537,261.73
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Solution
The fourth proportional to 899,806.19, 1,241,747.29 and 537,261.73 is: 741,429.99
Step by Step Solution
- Step 1: Write the proportion equation
899,806.19 : 1,241,747.29 = 537,261.73 : x - Step 2: Convert to fraction form
899,806.19/1,241,747.29 = 537,261.73/x - Step 3: Cross multiply
899,806.19x = 1,241,747.29 × 537,261.73 - Step 4: Simplify right side
899,806.19x = 667,143,294,815.42 - Step 5: Solve for x
x = 667,143,294,815.42/899,806.19 - Step 6: Final answer
x = 741,429.99
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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.