Finding the Fourth Proportional to 633,474.64, 874,209.08 and 361,537.12
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Solution
The fourth proportional to 633,474.64, 874,209.08 and 361,537.12 is: 498,929.26
Step by Step Solution
- Step 1: Write the proportion equation
633,474.64 : 874,209.08 = 361,537.12 : x - Step 2: Convert to fraction form
633,474.64/874,209.08 = 361,537.12/x - Step 3: Cross multiply
633,474.64x = 874,209.08 × 361,537.12 - Step 4: Simplify right side
633,474.64x = 316,059,033,061.05 - Step 5: Solve for x
x = 316,059,033,061.05/633,474.64 - Step 6: Final answer
x = 498,929.26
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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.