Finding the Fourth Proportional to 447,063.98, 616,935.99 and 245,859.98
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Solution
The fourth proportional to 447,063.98, 616,935.99 and 245,859.98 is: 339,280.01
Step by Step Solution
- Step 1: Write the proportion equation
447,063.98 : 616,935.99 = 245,859.98 : x - Step 2: Convert to fraction form
447,063.98/616,935.99 = 245,859.98/x - Step 3: Cross multiply
447,063.98x = 616,935.99 × 245,859.98 - Step 4: Simplify right side
447,063.98x = 151,679,870,162.68 - Step 5: Solve for x
x = 151,679,870,162.68/447,063.98 - Step 6: Final answer
x = 339,280.01
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1.5x scale
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.