Finding the Fourth Proportional to 995,461.05, 1,493,027.53 and 426,933.99
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Solution
The fourth proportional to 995,461.05, 1,493,027.53 and 426,933.99 is: 640,330.63
Step by Step Solution
- Step 1: Write the proportion equation
995,461.05 : 1,493,027.53 = 426,933.99 : x - Step 2: Convert to fraction form
995,461.05/1,493,027.53 = 426,933.99/x - Step 3: Cross multiply
995,461.05x = 1,493,027.53 × 426,933.99 - Step 4: Simplify right side
995,461.05x = 637,424,200,562.75 - Step 5: Solve for x
x = 637,424,200,562.75/995,461.05 - Step 6: Final answer
x = 640,330.63
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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.