Finding the Fourth Proportional to 862,157.89, 1,294,381.35 and 736,604.65
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Solution
The fourth proportional to 862,157.89, 1,294,381.35 and 736,604.65 is: 1,105,884.82
Step by Step Solution
- Step 1: Write the proportion equation
862,157.89 : 1,294,381.35 = 736,604.65 : x - Step 2: Convert to fraction form
862,157.89/1,294,381.35 = 736,604.65/x - Step 3: Cross multiply
862,157.89x = 1,294,381.35 × 736,604.65 - Step 4: Simplify right side
862,157.89x = 953,447,321,283.28 - Step 5: Solve for x
x = 953,447,321,283.28/862,157.89 - Step 6: Final answer
x = 1,105,884.82
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.