Finding the Fourth Proportional to 448,323.49, 618,723.44 and 257,373.73
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Solution
The fourth proportional to 448,323.49, 618,723.44 and 257,373.73 is: 355,197.00
Step by Step Solution
- Step 1: Write the proportion equation
448,323.49 : 618,723.44 = 257,373.73 : x - Step 2: Convert to fraction form
448,323.49/618,723.44 = 257,373.73/x - Step 3: Cross multiply
448,323.49x = 618,723.44 × 257,373.73 - Step 4: Simplify right side
448,323.49x = 159,243,159,591.23 - Step 5: Solve for x
x = 159,243,159,591.23/448,323.49 - Step 6: Final answer
x = 355,197.00
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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.