Finding the Fourth Proportional to 437,953.76, 604,540.08 and 340,965.44
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Solution
The fourth proportional to 437,953.76, 604,540.08 and 340,965.44 is: 470,659.90
Step by Step Solution
- Step 1: Write the proportion equation
437,953.76 : 604,540.08 = 340,965.44 : x - Step 2: Convert to fraction form
437,953.76/604,540.08 = 340,965.44/x - Step 3: Cross multiply
437,953.76x = 604,540.08 × 340,965.44 - Step 4: Simplify right side
437,953.76x = 206,127,274,374.84 - Step 5: Solve for x
x = 206,127,274,374.84/437,953.76 - Step 6: Final answer
x = 470,659.90
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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.