Finding the Fourth Proportional to 917,682.44, 1,266,604.02 and 509,924.12
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Solution
The fourth proportional to 917,682.44, 1,266,604.02 and 509,924.12 is: 703,807.67
Step by Step Solution
- Step 1: Write the proportion equation
917,682.44 : 1,266,604.02 = 509,924.12 : x - Step 2: Convert to fraction form
917,682.44/1,266,604.02 = 509,924.12/x - Step 3: Cross multiply
917,682.44x = 1,266,604.02 × 509,924.12 - Step 4: Simplify right side
917,682.44x = 645,871,940,286.96 - Step 5: Solve for x
x = 645,871,940,286.96/917,682.44 - Step 6: Final answer
x = 703,807.67
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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.