Finding the Fourth Proportional to 750,888.22, 1,126,336.11 and 189,923.26
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Solution
The fourth proportional to 750,888.22, 1,126,336.11 and 189,923.26 is: 284,885.85
Step by Step Solution
- Step 1: Write the proportion equation
750,888.22 : 1,126,336.11 = 189,923.26 : x - Step 2: Convert to fraction form
750,888.22/1,126,336.11 = 189,923.26/x - Step 3: Cross multiply
750,888.22x = 1,126,336.11 × 189,923.26 - Step 4: Simplify right side
750,888.22x = 213,917,425,866.92 - Step 5: Solve for x
x = 213,917,425,866.92/750,888.22 - Step 6: Final answer
x = 284,885.85
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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.