Finding the Fourth Proportional to 898,905.60, 1,348,552.80 and 299,764.80
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Solution
The fourth proportional to 898,905.60, 1,348,552.80 and 299,764.80 is: 449,712.03
Step by Step Solution
- Step 1: Write the proportion equation
898,905.60 : 1,348,552.80 = 299,764.80 : x - Step 2: Convert to fraction form
898,905.60/1,348,552.80 = 299,764.80/x - Step 3: Cross multiply
898,905.60x = 1,348,552.80 × 299,764.80 - Step 4: Simplify right side
898,905.60x = 404,248,660,381.44 - Step 5: Solve for x
x = 404,248,660,381.44/898,905.60 - Step 6: Final answer
x = 449,712.03
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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.