Finding the Fourth Proportional to 827,502.38, 1,141,988.56 and 464,926.94
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Solution
The fourth proportional to 827,502.38, 1,141,988.56 and 464,926.94 is: 641,619.00
Step by Step Solution
- Step 1: Write the proportion equation
827,502.38 : 1,141,988.56 = 464,926.94 : x - Step 2: Convert to fraction form
827,502.38/1,141,988.56 = 464,926.94/x - Step 3: Cross multiply
827,502.38x = 1,141,988.56 × 464,926.94 - Step 4: Simplify right side
827,502.38x = 530,941,246,715.81 - Step 5: Solve for x
x = 530,941,246,715.81/827,502.38 - Step 6: Final answer
x = 641,619.00
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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.