Finding the Fourth Proportional to 706,308.03, 1,052,808.36 and 649,620.99
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Solution
The fourth proportional to 706,308.03, 1,052,808.36 and 649,620.99 is: 968,311.81
Step by Step Solution
- Step 1: Write the proportion equation
706,308.03 : 1,052,808.36 = 649,620.99 : x - Step 2: Convert to fraction form
706,308.03/1,052,808.36 = 649,620.99/x - Step 3: Cross multiply
706,308.03x = 1,052,808.36 × 649,620.99 - Step 4: Simplify right side
706,308.03x = 683,926,409,103.48 - Step 5: Solve for x
x = 683,926,409,103.48/706,308.03 - Step 6: Final answer
x = 968,311.81
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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.