Finding the Fourth Proportional to 750,945.26, 1,126,740.47 and 498,313.95
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Solution
The fourth proportional to 750,945.26, 1,126,740.47 and 498,313.95 is: 747,684.99
Step by Step Solution
- Step 1: Write the proportion equation
750,945.26 : 1,126,740.47 = 498,313.95 : x - Step 2: Convert to fraction form
750,945.26/1,126,740.47 = 498,313.95/x - Step 3: Cross multiply
750,945.26x = 1,126,740.47 × 498,313.95 - Step 4: Simplify right side
750,945.26x = 561,470,491,738.99 - Step 5: Solve for x
x = 561,470,491,738.99/750,945.26 - Step 6: Final answer
x = 747,684.99
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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.