Finding the Fourth Proportional to 338,199.64, 507,383.70 and 101,537.08
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Solution
The fourth proportional to 338,199.64, 507,383.70 and 101,537.08 is: 152,330.91
Step by Step Solution
- Step 1: Write the proportion equation
338,199.64 : 507,383.70 = 101,537.08 : x - Step 2: Convert to fraction form
338,199.64/507,383.70 = 101,537.08/x - Step 3: Cross multiply
338,199.64x = 507,383.70 × 101,537.08 - Step 4: Simplify right side
338,199.64x = 51,518,259,337.60 - Step 5: Solve for x
x = 51,518,259,337.60/338,199.64 - Step 6: Final answer
x = 152,330.91
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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.