Finding the Fourth Proportional to 362,319.36, 539,806.08 and 344,473.92
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Solution
The fourth proportional to 362,319.36, 539,806.08 and 344,473.92 is: 513,218.83
Step by Step Solution
- Step 1: Write the proportion equation
362,319.36 : 539,806.08 = 344,473.92 : x - Step 2: Convert to fraction form
362,319.36/539,806.08 = 344,473.92/x - Step 3: Cross multiply
362,319.36x = 539,806.08 × 344,473.92 - Step 4: Simplify right side
362,319.36x = 185,949,116,417.43 - Step 5: Solve for x
x = 185,949,116,417.43/362,319.36 - Step 6: Final answer
x = 513,218.83
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.