Finding the Fourth Proportional to 898,650.35, 1,347,987.44 and 299,611.70
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Solution
The fourth proportional to 898,650.35, 1,347,987.44 and 299,611.70 is: 449,421.52
Step by Step Solution
- Step 1: Write the proportion equation
898,650.35 : 1,347,987.44 = 299,611.70 : x - Step 2: Convert to fraction form
898,650.35/1,347,987.44 = 299,611.70/x - Step 3: Cross multiply
898,650.35x = 1,347,987.44 × 299,611.70 - Step 4: Simplify right side
898,650.35x = 403,872,808,477.05 - Step 5: Solve for x
x = 403,872,808,477.05/898,650.35 - Step 6: Final answer
x = 449,421.52
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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.