Finding the Fourth Proportional to 407,241.68, 610,239.04 and 170,455.44
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Solution
The fourth proportional to 407,241.68, 610,239.04 and 170,455.44 is: 255,422.20
Step by Step Solution
- Step 1: Write the proportion equation
407,241.68 : 610,239.04 = 170,455.44 : x - Step 2: Convert to fraction form
407,241.68/610,239.04 = 170,455.44/x - Step 3: Cross multiply
407,241.68x = 610,239.04 × 170,455.44 - Step 4: Simplify right side
407,241.68x = 104,018,564,068.38 - Step 5: Solve for x
x = 104,018,564,068.38/407,241.68 - Step 6: Final answer
x = 255,422.20
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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.