Finding the Fourth Proportional to 509,226.08, 702,734.00 and 279,801.95
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Solution
The fourth proportional to 509,226.08, 702,734.00 and 279,801.95 is: 386,127.79
Step by Step Solution
- Step 1: Write the proportion equation
509,226.08 : 702,734.00 = 279,801.95 : x - Step 2: Convert to fraction form
509,226.08/702,734.00 = 279,801.95/x - Step 3: Cross multiply
509,226.08x = 702,734.00 × 279,801.95 - Step 4: Simplify right side
509,226.08x = 196,626,338,618.62 - Step 5: Solve for x
x = 196,626,338,618.62/509,226.08 - Step 6: Final answer
x = 386,127.79
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.