Finding the Fourth Proportional to 536,873.88, 805,310.99 and 157,794.68
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Solution
The fourth proportional to 536,873.88, 805,310.99 and 157,794.68 is: 236,692.06
Step by Step Solution
- Step 1: Write the proportion equation
536,873.88 : 805,310.99 = 157,794.68 : x - Step 2: Convert to fraction form
536,873.88/805,310.99 = 157,794.68/x - Step 3: Cross multiply
536,873.88x = 805,310.99 × 157,794.68 - Step 4: Simplify right side
536,873.88x = 127,073,785,940.98 - Step 5: Solve for x
x = 127,073,785,940.98/536,873.88 - Step 6: Final answer
x = 236,692.06
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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.