Finding the Fourth Proportional to 442,355.22, 610,442.88 and 246,114.12
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Solution
The fourth proportional to 442,355.22, 610,442.88 and 246,114.12 is: 339,633.41
Step by Step Solution
- Step 1: Write the proportion equation
442,355.22 : 610,442.88 = 246,114.12 : x - Step 2: Convert to fraction form
442,355.22/610,442.88 = 246,114.12/x - Step 3: Cross multiply
442,355.22x = 610,442.88 × 246,114.12 - Step 4: Simplify right side
442,355.22x = 150,238,612,221.47 - Step 5: Solve for x
x = 150,238,612,221.47/442,355.22 - Step 6: Final answer
x = 339,633.41
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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.