Finding the Fourth Proportional to 676,462.97, 1,014,741.80 and 271,655.12
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Solution
The fourth proportional to 676,462.97, 1,014,741.80 and 271,655.12 is: 407,501.69
Step by Step Solution
- Step 1: Write the proportion equation
676,462.97 : 1,014,741.80 = 271,655.12 : x - Step 2: Convert to fraction form
676,462.97/1,014,741.80 = 271,655.12/x - Step 3: Cross multiply
676,462.97x = 1,014,741.80 × 271,655.12 - Step 4: Simplify right side
676,462.97x = 275,659,802,701.41 - Step 5: Solve for x
x = 275,659,802,701.41/676,462.97 - Step 6: Final answer
x = 407,501.69
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1.5x scale
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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.