Finding the Fourth Proportional to 438,193.08, 604,706.58 and 247,246.92
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Solution
The fourth proportional to 438,193.08, 604,706.58 and 247,246.92 is: 341,200.82
Step by Step Solution
- Step 1: Write the proportion equation
438,193.08 : 604,706.58 = 247,246.92 : x - Step 2: Convert to fraction form
438,193.08/604,706.58 = 247,246.92/x - Step 3: Cross multiply
438,193.08x = 604,706.58 × 247,246.92 - Step 4: Simplify right side
438,193.08x = 149,511,839,408.73 - Step 5: Solve for x
x = 149,511,839,408.73/438,193.08 - Step 6: Final answer
x = 341,200.82
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1.5x scale
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.