Finding the Fourth Proportional to 357,633.44, 536,450.88 and 133,043.12
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Solution
The fourth proportional to 357,633.44, 536,450.88 and 133,043.12 is: 199,564.95
Step by Step Solution
- Step 1: Write the proportion equation
357,633.44 : 536,450.88 = 133,043.12 : x - Step 2: Convert to fraction form
357,633.44/536,450.88 = 133,043.12/x - Step 3: Cross multiply
357,633.44x = 536,450.88 × 133,043.12 - Step 4: Simplify right side
357,633.44x = 71,371,098,801.95 - Step 5: Solve for x
x = 71,371,098,801.95/357,633.44 - Step 6: Final answer
x = 199,564.95
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1.5x scale
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.