Finding the Fourth Proportional to 257,342.97, 385,587.60 and 182,090.10
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Solution
The fourth proportional to 257,342.97, 385,587.60 and 182,090.10 is: 272,833.12
Step by Step Solution
- Step 1: Write the proportion equation
257,342.97 : 385,587.60 = 182,090.10 : x - Step 2: Convert to fraction form
257,342.97/385,587.60 = 182,090.10/x - Step 3: Cross multiply
257,342.97x = 385,587.60 × 182,090.10 - Step 4: Simplify right side
257,342.97x = 70,211,684,642.76 - Step 5: Solve for x
x = 70,211,684,642.76/257,342.97 - Step 6: Final answer
x = 272,833.12
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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.