Finding the Fourth Proportional to 963,163.64, 1,328,795.86 and 549,723.37
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Solution
The fourth proportional to 963,163.64, 1,328,795.86 and 549,723.37 is: 758,407.09
Step by Step Solution
- Step 1: Write the proportion equation
963,163.64 : 1,328,795.86 = 549,723.37 : x - Step 2: Convert to fraction form
963,163.64/1,328,795.86 = 549,723.37/x - Step 3: Cross multiply
963,163.64x = 1,328,795.86 × 549,723.37 - Step 4: Simplify right side
963,163.64x = 730,470,136,881.21 - Step 5: Solve for x
x = 730,470,136,881.21/963,163.64 - Step 6: Final answer
x = 758,407.09
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.