Finding the Fourth Proportional to 472,551.62, 708,290.99 and 415,515.14
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Solution
The fourth proportional to 472,551.62, 708,290.99 and 415,515.14 is: 622,801.01
Step by Step Solution
- Step 1: Write the proportion equation
472,551.62 : 708,290.99 = 415,515.14 : x - Step 2: Convert to fraction form
472,551.62/708,290.99 = 415,515.14/x - Step 3: Cross multiply
472,551.62x = 708,290.99 × 415,515.14 - Step 4: Simplify right side
472,551.62x = 294,305,624,251.56 - Step 5: Solve for x
x = 294,305,624,251.56/472,551.62 - Step 6: Final answer
x = 622,801.01
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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.