Finding the Fourth Proportional to 663,437.99, 995,158.04 and 201,820.01
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Solution
The fourth proportional to 663,437.99, 995,158.04 and 201,820.01 is: 302,730.33
Step by Step Solution
- Step 1: Write the proportion equation
663,437.99 : 995,158.04 = 201,820.01 : x - Step 2: Convert to fraction form
663,437.99/995,158.04 = 201,820.01/x - Step 3: Cross multiply
663,437.99x = 995,158.04 × 201,820.01 - Step 4: Simplify right side
663,437.99x = 200,842,799,599.49 - Step 5: Solve for x
x = 200,842,799,599.49/663,437.99 - Step 6: Final answer
x = 302,730.33
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.