Finding the Fourth Proportional to 763,322.08, 1,145,190.48 and 230,860.48
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Solution
The fourth proportional to 763,322.08, 1,145,190.48 and 230,860.48 is: 346,353.43
Step by Step Solution
- Step 1: Write the proportion equation
763,322.08 : 1,145,190.48 = 230,860.48 : x - Step 2: Convert to fraction form
763,322.08/1,145,190.48 = 230,860.48/x - Step 3: Cross multiply
763,322.08x = 1,145,190.48 × 230,860.48 - Step 4: Simplify right side
763,322.08x = 264,379,223,904.23 - Step 5: Solve for x
x = 264,379,223,904.23/763,322.08 - Step 6: Final answer
x = 346,353.43
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.