Finding the Fourth Proportional to 750,904.22, 1,126,360.14 and 189,939.26
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Solution
The fourth proportional to 750,904.22, 1,126,360.14 and 189,939.26 is: 284,909.85
Step by Step Solution
- Step 1: Write the proportion equation
750,904.22 : 1,126,360.14 = 189,939.26 : x - Step 2: Convert to fraction form
750,904.22/1,126,360.14 = 189,939.26/x - Step 3: Cross multiply
750,904.22x = 1,126,360.14 × 189,939.26 - Step 4: Simplify right side
750,904.22x = 213,940,011,485.10 - Step 5: Solve for x
x = 213,940,011,485.10/750,904.22 - Step 6: Final answer
x = 284,909.85
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.