Finding the Fourth Proportional to 337,405.80, 506,108.70 and 137,659.80
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Solution
The fourth proportional to 337,405.80, 506,108.70 and 137,659.80 is: 206,489.70
Step by Step Solution
- Step 1: Write the proportion equation
337,405.80 : 506,108.70 = 137,659.80 : x - Step 2: Convert to fraction form
337,405.80/506,108.70 = 137,659.80/x - Step 3: Cross multiply
337,405.80x = 506,108.70 × 137,659.80 - Step 4: Simplify right side
337,405.80x = 69,670,822,420.26 - Step 5: Solve for x
x = 69,670,822,420.26/337,405.80 - Step 6: Final answer
x = 206,489.70
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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.