Finding the Fourth Proportional to 1,008,450.53, 1,391,661.99 and 549,565.23
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Solution
The fourth proportional to 1,008,450.53, 1,391,661.99 and 549,565.23 is: 758,400.16
Step by Step Solution
- Step 1: Write the proportion equation
1,008,450.53 : 1,391,661.99 = 549,565.23 : x - Step 2: Convert to fraction form
1,008,450.53/1,391,661.99 = 549,565.23/x - Step 3: Cross multiply
1,008,450.53x = 1,391,661.99 × 549,565.23 - Step 4: Simplify right side
1,008,450.53x = 764,809,041,375.64 - Step 5: Solve for x
x = 764,809,041,375.64/1,008,450.53 - Step 6: Final answer
x = 758,400.16
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.