Finding the Fourth Proportional to 455,150.08, 628,102.48 and 251,202.88
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Solution
The fourth proportional to 455,150.08, 628,102.48 and 251,202.88 is: 346,657.42
Step by Step Solution
- Step 1: Write the proportion equation
455,150.08 : 628,102.48 = 251,202.88 : x - Step 2: Convert to fraction form
455,150.08/628,102.48 = 251,202.88/x - Step 3: Cross multiply
455,150.08x = 628,102.48 × 251,202.88 - Step 4: Simplify right side
455,150.08x = 157,781,151,911.14 - Step 5: Solve for x
x = 157,781,151,911.14/455,150.08 - Step 6: Final answer
x = 346,657.42
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.