Finding the Fourth Proportional to 437,040.65, 603,115.93 and 255,787.09
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Solution
The fourth proportional to 437,040.65, 603,115.93 and 255,787.09 is: 352,986.09
Step by Step Solution
- Step 1: Write the proportion equation
437,040.65 : 603,115.93 = 255,787.09 : x - Step 2: Convert to fraction form
437,040.65/603,115.93 = 255,787.09/x - Step 3: Cross multiply
437,040.65x = 603,115.93 × 255,787.09 - Step 4: Simplify right side
437,040.65x = 154,269,268,667.34 - Step 5: Solve for x
x = 154,269,268,667.34/437,040.65 - Step 6: Final answer
x = 352,986.09
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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.