Finding the Fourth Proportional to 478,161.04, 717,353.88 and 267,944.08
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Solution
The fourth proportional to 478,161.04, 717,353.88 and 267,944.08 is: 401,979.06
Step by Step Solution
- Step 1: Write the proportion equation
478,161.04 : 717,353.88 = 267,944.08 : x - Step 2: Convert to fraction form
478,161.04/717,353.88 = 267,944.08/x - Step 3: Cross multiply
478,161.04x = 717,353.88 × 267,944.08 - Step 4: Simplify right side
478,161.04x = 192,210,725,411.03 - Step 5: Solve for x
x = 192,210,725,411.03/478,161.04 - Step 6: Final answer
x = 401,979.06
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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.