Finding the Fourth Proportional to 723,353.08, 998,028.64 and 432,846.60
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Solution
The fourth proportional to 723,353.08, 998,028.64 and 432,846.60 is: 597,209.46
Step by Step Solution
- Step 1: Write the proportion equation
723,353.08 : 998,028.64 = 432,846.60 : x - Step 2: Convert to fraction form
723,353.08/998,028.64 = 432,846.60/x - Step 3: Cross multiply
723,353.08x = 998,028.64 × 432,846.60 - Step 4: Simplify right side
723,353.08x = 431,993,303,526.62 - Step 5: Solve for x
x = 431,993,303,526.62/723,353.08 - Step 6: Final answer
x = 597,209.46
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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.