Finding the Fourth Proportional to 753,064.10, 1,129,588.95 and 184,447.70
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Solution
The fourth proportional to 753,064.10, 1,129,588.95 and 184,447.70 is: 276,669.79
Step by Step Solution
- Step 1: Write the proportion equation
753,064.10 : 1,129,588.95 = 184,447.70 : x - Step 2: Convert to fraction form
753,064.10/1,129,588.95 = 184,447.70/x - Step 3: Cross multiply
753,064.10x = 1,129,588.95 × 184,447.70 - Step 4: Simplify right side
753,064.10x = 208,350,083,772.92 - Step 5: Solve for x
x = 208,350,083,772.92/753,064.10 - Step 6: Final answer
x = 276,669.79
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.