Finding the Fourth Proportional to 653,554.65, 980,332.79 and 204,277.82
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Solution
The fourth proportional to 653,554.65, 980,332.79 and 204,277.82 is: 306,416.99
Step by Step Solution
- Step 1: Write the proportion equation
653,554.65 : 980,332.79 = 204,277.82 : x - Step 2: Convert to fraction form
653,554.65/980,332.79 = 204,277.82/x - Step 3: Cross multiply
653,554.65x = 980,332.79 × 204,277.82 - Step 4: Simplify right side
653,554.65x = 200,260,246,645.16 - Step 5: Solve for x
x = 200,260,246,645.16/653,554.65 - Step 6: Final answer
x = 306,416.99
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1.5x scale
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.