Finding the Fourth Proportional to 439,773.57, 606,914.36 and 246,177.49
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Solution
The fourth proportional to 439,773.57, 606,914.36 and 246,177.49 is: 339,739.96
Step by Step Solution
- Step 1: Write the proportion equation
439,773.57 : 606,914.36 = 246,177.49 : x - Step 2: Convert to fraction form
439,773.57/606,914.36 = 246,177.49/x - Step 3: Cross multiply
439,773.57x = 606,914.36 × 246,177.49 - Step 4: Simplify right side
439,773.57x = 149,408,653,789.76 - Step 5: Solve for x
x = 149,408,653,789.76/439,773.57 - Step 6: Final answer
x = 339,739.96
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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.