Finding the Fourth Proportional to 423,080.73, 583,847.99 and 229,487.96
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Solution
The fourth proportional to 423,080.73, 583,847.99 and 229,487.96 is: 316,691.53
Step by Step Solution
- Step 1: Write the proportion equation
423,080.73 : 583,847.99 = 229,487.96 : x - Step 2: Convert to fraction form
423,080.73/583,847.99 = 229,487.96/x - Step 3: Cross multiply
423,080.73x = 583,847.99 × 229,487.96 - Step 4: Simplify right side
423,080.73x = 133,986,084,175.20 - Step 5: Solve for x
x = 133,986,084,175.20/423,080.73 - Step 6: Final answer
x = 316,691.53
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.