Finding the Fourth Proportional to 478,213.24, 717,604.30 and 241,579.88
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Solution
The fourth proportional to 478,213.24, 717,604.30 and 241,579.88 is: 362,513.51
Step by Step Solution
- Step 1: Write the proportion equation
478,213.24 : 717,604.30 = 241,579.88 : x - Step 2: Convert to fraction form
478,213.24/717,604.30 = 241,579.88/x - Step 3: Cross multiply
478,213.24x = 717,604.30 × 241,579.88 - Step 4: Simplify right side
478,213.24x = 173,358,760,681.48 - Step 5: Solve for x
x = 173,358,760,681.48/478,213.24 - Step 6: Final answer
x = 362,513.51
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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.