Finding the Fourth Proportional to 414,178.23, 621,277.92 and 114,661.40
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Solution
The fourth proportional to 414,178.23, 621,277.92 and 114,661.40 is: 171,995.02
Step by Step Solution
- Step 1: Write the proportion equation
414,178.23 : 621,277.92 = 114,661.40 : x - Step 2: Convert to fraction form
414,178.23/621,277.92 = 114,661.40/x - Step 3: Cross multiply
414,178.23x = 621,277.92 × 114,661.40 - Step 4: Simplify right side
414,178.23x = 71,236,592,703.24 - Step 5: Solve for x
x = 71,236,592,703.24/414,178.23 - Step 6: Final answer
x = 171,995.02
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.