Finding the Fourth Proportional to 381,988.24, 572,785.26 and 171,446.02
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Solution
The fourth proportional to 381,988.24, 572,785.26 and 171,446.02 is: 257,080.57
Step by Step Solution
- Step 1: Write the proportion equation
381,988.24 : 572,785.26 = 171,446.02 : x - Step 2: Convert to fraction form
381,988.24/572,785.26 = 171,446.02/x - Step 3: Cross multiply
381,988.24x = 572,785.26 × 171,446.02 - Step 4: Simplify right side
381,988.24x = 98,201,753,141.67 - Step 5: Solve for x
x = 98,201,753,141.67/381,988.24 - Step 6: Final answer
x = 257,080.57
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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.