Finding the Fourth Proportional to 367,130.13, 550,747.74 and 162,193.05
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Solution
The fourth proportional to 367,130.13, 550,747.74 and 162,193.05 is: 243,312.79
Step by Step Solution
- Step 1: Write the proportion equation
367,130.13 : 550,747.74 = 162,193.05 : x - Step 2: Convert to fraction form
367,130.13/550,747.74 = 162,193.05/x - Step 3: Cross multiply
367,130.13x = 550,747.74 × 162,193.05 - Step 4: Simplify right side
367,130.13x = 89,327,455,731.21 - Step 5: Solve for x
x = 89,327,455,731.21/367,130.13 - Step 6: Final answer
x = 243,312.79
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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.