Finding the Fourth Proportional to 946,576.08, 1,306,268.16 and 516,855.84
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Solution
The fourth proportional to 946,576.08, 1,306,268.16 and 516,855.84 is: 713,257.33
Step by Step Solution
- Step 1: Write the proportion equation
946,576.08 : 1,306,268.16 = 516,855.84 : x - Step 2: Convert to fraction form
946,576.08/1,306,268.16 = 516,855.84/x - Step 3: Cross multiply
946,576.08x = 1,306,268.16 × 516,855.84 - Step 4: Simplify right side
946,576.08x = 675,152,327,102.06 - Step 5: Solve for x
x = 675,152,327,102.06/946,576.08 - Step 6: Final answer
x = 713,257.33
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1.5x scale
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.