Finding the Fourth Proportional to 753,807.71, 1,040,497.08 and 482,606.05
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Solution
The fourth proportional to 753,807.71, 1,040,497.08 and 482,606.05 is: 666,151.56
Step by Step Solution
- Step 1: Write the proportion equation
753,807.71 : 1,040,497.08 = 482,606.05 : x - Step 2: Convert to fraction form
753,807.71/1,040,497.08 = 482,606.05/x - Step 3: Cross multiply
753,807.71x = 1,040,497.08 × 482,606.05 - Step 4: Simplify right side
753,807.71x = 502,150,183,214.09 - Step 5: Solve for x
x = 502,150,183,214.09/753,807.71 - Step 6: Final answer
x = 666,151.56
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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.