Finding the Fourth Proportional to 553,529.09, 827,260.80 and 404,084.09
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Solution
The fourth proportional to 553,529.09, 827,260.80 and 404,084.09 is: 603,912.12
Step by Step Solution
- Step 1: Write the proportion equation
553,529.09 : 827,260.80 = 404,084.09 : x - Step 2: Convert to fraction form
553,529.09/827,260.80 = 404,084.09/x - Step 3: Cross multiply
553,529.09x = 827,260.80 × 404,084.09 - Step 4: Simplify right side
553,529.09x = 334,282,928,113.51 - Step 5: Solve for x
x = 334,282,928,113.51/553,529.09 - Step 6: Final answer
x = 603,912.12
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.