Finding the Fourth Proportional to 504,207.55, 706,415.45 and 504,207.55
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Solution
The fourth proportional to 504,207.55, 706,415.45 and 504,207.55 is: 706,415.45
Step by Step Solution
- Step 1: Write the proportion equation
504,207.55 : 706,415.45 = 504,207.55 : x - Step 2: Convert to fraction form
504,207.55/706,415.45 = 504,207.55/x - Step 3: Cross multiply
504,207.55x = 706,415.45 × 504,207.55 - Step 4: Simplify right side
504,207.55x = 356,180,003,326.65 - Step 5: Solve for x
x = 356,180,003,326.65/504,207.55 - Step 6: Final answer
x = 706,415.45
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.