Finding the Fourth Proportional to 477,722.07, 716,583.65 and 122,739.03
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Solution
The fourth proportional to 477,722.07, 716,583.65 and 122,739.03 is: 184,108.68
Step by Step Solution
- Step 1: Write the proportion equation
477,722.07 : 716,583.65 = 122,739.03 : x - Step 2: Convert to fraction form
477,722.07/716,583.65 = 122,739.03/x - Step 3: Cross multiply
477,722.07x = 716,583.65 × 122,739.03 - Step 4: Simplify right side
477,722.07x = 87,952,781,501.16 - Step 5: Solve for x
x = 87,952,781,501.16/477,722.07 - Step 6: Final answer
x = 184,108.68
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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.