Finding the Fourth Proportional to 384,444.74, 576,713.28 and 159,957.09
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Solution
The fourth proportional to 384,444.74, 576,713.28 and 159,957.09 is: 239,954.85
Step by Step Solution
- Step 1: Write the proportion equation
384,444.74 : 576,713.28 = 159,957.09 : x - Step 2: Convert to fraction form
384,444.74/576,713.28 = 159,957.09/x - Step 3: Cross multiply
384,444.74x = 576,713.28 × 159,957.09 - Step 4: Simplify right side
384,444.74x = 92,249,378,033.16 - Step 5: Solve for x
x = 92,249,378,033.16/384,444.74 - Step 6: Final answer
x = 239,954.85
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.