Finding the Fourth Proportional to 414,063.13, 621,225.93 and 147,817.75
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Solution
The fourth proportional to 414,063.13, 621,225.93 and 147,817.75 is: 221,773.48
Step by Step Solution
- Step 1: Write the proportion equation
414,063.13 : 621,225.93 = 147,817.75 : x - Step 2: Convert to fraction form
414,063.13/621,225.93 = 147,817.75/x - Step 3: Cross multiply
414,063.13x = 621,225.93 × 147,817.75 - Step 4: Simplify right side
414,063.13x = 91,828,219,214.26 - Step 5: Solve for x
x = 91,828,219,214.26/414,063.13 - Step 6: Final answer
x = 221,773.48
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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.