Finding the Fourth Proportional to 457,749.99, 686,597.30 and 204,962.58
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Solution
The fourth proportional to 457,749.99, 686,597.30 and 204,962.58 is: 307,431.47
Step by Step Solution
- Step 1: Write the proportion equation
457,749.99 : 686,597.30 = 204,962.58 : x - Step 2: Convert to fraction form
457,749.99/686,597.30 = 204,962.58/x - Step 3: Cross multiply
457,749.99x = 686,597.30 × 204,962.58 - Step 4: Simplify right side
457,749.99x = 140,726,753,004.22 - Step 5: Solve for x
x = 140,726,753,004.22/457,749.99 - Step 6: Final answer
x = 307,431.47
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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.