Finding the Fourth Proportional to 414,591.24, 572,129.20 and 233,303.06
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Solution
The fourth proportional to 414,591.24, 572,129.20 and 233,303.06 is: 321,954.45
Step by Step Solution
- Step 1: Write the proportion equation
414,591.24 : 572,129.20 = 233,303.06 : x - Step 2: Convert to fraction form
414,591.24/572,129.20 = 233,303.06/x - Step 3: Cross multiply
414,591.24x = 572,129.20 × 233,303.06 - Step 4: Simplify right side
414,591.24x = 133,479,493,075.35 - Step 5: Solve for x
x = 133,479,493,075.35/414,591.24 - Step 6: Final answer
x = 321,954.45
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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.