Finding the Fourth Proportional to 338,670.07, 507,649.47 and 113,952.49
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Solution
The fourth proportional to 338,670.07, 507,649.47 and 113,952.49 is: 170,809.07
Step by Step Solution
- Step 1: Write the proportion equation
338,670.07 : 507,649.47 = 113,952.49 : x - Step 2: Convert to fraction form
338,670.07/507,649.47 = 113,952.49/x - Step 3: Cross multiply
338,670.07x = 507,649.47 × 113,952.49 - Step 4: Simplify right side
338,670.07x = 57,847,921,153.68 - Step 5: Solve for x
x = 57,847,921,153.68/338,670.07 - Step 6: Final answer
x = 170,809.07
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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.