Finding the Fourth Proportional to 704,318.56, 1,056,354.84 and 325,206.88
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Solution
The fourth proportional to 704,318.56, 1,056,354.84 and 325,206.88 is: 487,753.53
Step by Step Solution
- Step 1: Write the proportion equation
704,318.56 : 1,056,354.84 = 325,206.88 : x - Step 2: Convert to fraction form
704,318.56/1,056,354.84 = 325,206.88/x - Step 3: Cross multiply
704,318.56x = 1,056,354.84 × 325,206.88 - Step 4: Simplify right side
704,318.56x = 343,533,861,689.30 - Step 5: Solve for x
x = 343,533,861,689.30/704,318.56 - Step 6: Final answer
x = 487,753.53
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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.