Finding the Fourth Proportional to 586,184.28, 808,939.74 and 344,472.12
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Solution
The fourth proportional to 586,184.28, 808,939.74 and 344,472.12 is: 475,374.72
Step by Step Solution
- Step 1: Write the proportion equation
586,184.28 : 808,939.74 = 344,472.12 : x - Step 2: Convert to fraction form
586,184.28/808,939.74 = 344,472.12/x - Step 3: Cross multiply
586,184.28x = 808,939.74 × 344,472.12 - Step 4: Simplify right side
586,184.28x = 278,657,187,190.05 - Step 5: Solve for x
x = 278,657,187,190.05/586,184.28 - Step 6: Final answer
x = 475,374.72
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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.