Finding the Fourth Proportional to 851,850.36, 1,277,776.08 and 478,135.80
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Solution
The fourth proportional to 851,850.36, 1,277,776.08 and 478,135.80 is: 717,204.00
Step by Step Solution
- Step 1: Write the proportion equation
851,850.36 : 1,277,776.08 = 478,135.80 : x - Step 2: Convert to fraction form
851,850.36/1,277,776.08 = 478,135.80/x - Step 3: Cross multiply
851,850.36x = 1,277,776.08 × 478,135.80 - Step 4: Simplify right side
851,850.36x = 610,950,488,231.66 - Step 5: Solve for x
x = 610,950,488,231.66/851,850.36 - Step 6: Final answer
x = 717,204.00
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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.