Finding the Fourth Proportional to 414,248.78, 621,408.71 and 177,535.19
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Solution
The fourth proportional to 414,248.78, 621,408.71 and 177,535.19 is: 266,318.02
Step by Step Solution
- Step 1: Write the proportion equation
414,248.78 : 621,408.71 = 177,535.19 : x - Step 2: Convert to fraction form
414,248.78/621,408.71 = 177,535.19/x - Step 3: Cross multiply
414,248.78x = 621,408.71 × 177,535.19 - Step 4: Simplify right side
414,248.78x = 110,321,915,394.87 - Step 5: Solve for x
x = 110,321,915,394.87/414,248.78 - Step 6: Final answer
x = 266,318.02
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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.