Finding the Fourth Proportional to 338,259.44, 507,348.84 and 88,960.88
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Solution
The fourth proportional to 338,259.44, 507,348.84 and 88,960.88 is: 133,430.72
Step by Step Solution
- Step 1: Write the proportion equation
338,259.44 : 507,348.84 = 88,960.88 : x - Step 2: Convert to fraction form
338,259.44/507,348.84 = 88,960.88/x - Step 3: Cross multiply
338,259.44x = 507,348.84 × 88,960.88 - Step 4: Simplify right side
338,259.44x = 45,134,199,273.38 - Step 5: Solve for x
x = 45,134,199,273.38/338,259.44 - Step 6: Final answer
x = 133,430.72
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1.5x scale
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.