Finding the Fourth Proportional to 426,248.90, 588,181.60 and 235,249.99
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Solution
The fourth proportional to 426,248.90, 588,181.60 and 235,249.99 is: 324,621.87
Step by Step Solution
- Step 1: Write the proportion equation
426,248.90 : 588,181.60 = 235,249.99 : x - Step 2: Convert to fraction form
426,248.90/588,181.60 = 235,249.99/x - Step 3: Cross multiply
426,248.90x = 588,181.60 × 235,249.99 - Step 4: Simplify right side
426,248.90x = 138,369,714,341.79 - Step 5: Solve for x
x = 138,369,714,341.79/426,248.90 - Step 6: Final answer
x = 324,621.87
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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.