Finding the Fourth Proportional to 337,642.41, 506,276.64 and 138,102.92
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Solution
The fourth proportional to 337,642.41, 506,276.64 and 138,102.92 is: 207,077.90
Step by Step Solution
- Step 1: Write the proportion equation
337,642.41 : 506,276.64 = 138,102.92 : x - Step 2: Convert to fraction form
337,642.41/506,276.64 = 138,102.92/x - Step 3: Cross multiply
337,642.41x = 506,276.64 × 138,102.92 - Step 4: Simplify right side
337,642.41x = 69,918,282,311.79 - Step 5: Solve for x
x = 69,918,282,311.79/337,642.41 - Step 6: Final answer
x = 207,077.90
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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.