Finding the Fourth Proportional to 844,473.21, 1,266,177.64 and 716,434.23
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Solution
The fourth proportional to 844,473.21, 1,266,177.64 and 716,434.23 is: 1,074,199.86
Step by Step Solution
- Step 1: Write the proportion equation
844,473.21 : 1,266,177.64 = 716,434.23 : x - Step 2: Convert to fraction form
844,473.21/1,266,177.64 = 716,434.23/x - Step 3: Cross multiply
844,473.21x = 1,266,177.64 × 716,434.23 - Step 4: Simplify right side
844,473.21x = 907,133,002,556.62 - Step 5: Solve for x
x = 907,133,002,556.62/844,473.21 - Step 6: Final answer
x = 1,074,199.86
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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.