Finding the Fourth Proportional to 260,152.62, 390,220.02 and 110,296.41
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Solution
The fourth proportional to 260,152.62, 390,220.02 and 110,296.41 is: 165,440.84
Step by Step Solution
- Step 1: Write the proportion equation
260,152.62 : 390,220.02 = 110,296.41 : x - Step 2: Convert to fraction form
260,152.62/390,220.02 = 110,296.41/x - Step 3: Cross multiply
260,152.62x = 390,220.02 × 110,296.41 - Step 4: Simplify right side
260,152.62x = 43,039,867,316.13 - Step 5: Solve for x
x = 43,039,867,316.13/260,152.62 - Step 6: Final answer
x = 165,440.84
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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.