Finding the Fourth Proportional to 593,396.99, 886,837.70 and 433,808.90
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Solution
The fourth proportional to 593,396.99, 886,837.70 and 433,808.90 is: 648,331.71
Step by Step Solution
- Step 1: Write the proportion equation
593,396.99 : 886,837.70 = 433,808.90 : x - Step 2: Convert to fraction form
593,396.99/886,837.70 = 433,808.90/x - Step 3: Cross multiply
593,396.99x = 886,837.70 × 433,808.90 - Step 4: Simplify right side
593,396.99x = 384,718,080,512.30 - Step 5: Solve for x
x = 384,718,080,512.30/593,396.99 - Step 6: Final answer
x = 648,331.71
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.