Finding the Fourth Proportional to 338,090.68, 507,220.26 and 101,437.72
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Solution
The fourth proportional to 338,090.68, 507,220.26 and 101,437.72 is: 152,181.85
Step by Step Solution
- Step 1: Write the proportion equation
338,090.68 : 507,220.26 = 101,437.72 : x - Step 2: Convert to fraction form
338,090.68/507,220.26 = 101,437.72/x - Step 3: Cross multiply
338,090.68x = 507,220.26 × 101,437.72 - Step 4: Simplify right side
338,090.68x = 51,451,266,712.21 - Step 5: Solve for x
x = 51,451,266,712.21/338,090.68 - Step 6: Final answer
x = 152,181.85
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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.