Finding the Fourth Proportional to 663,438.99, 995,159.54 and 201,821.01
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Solution
The fourth proportional to 663,438.99, 995,159.54 and 201,821.01 is: 302,731.84
Step by Step Solution
- Step 1: Write the proportion equation
663,438.99 : 995,159.54 = 201,821.01 : x - Step 2: Convert to fraction form
663,438.99/995,159.54 = 201,821.01/x - Step 3: Cross multiply
663,438.99x = 995,159.54 × 201,821.01 - Step 4: Simplify right side
663,438.99x = 200,844,103,473.94 - Step 5: Solve for x
x = 200,844,103,473.94/663,438.99 - Step 6: Final answer
x = 302,731.84
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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.