Finding the Fourth Proportional to 401,656.14, 602,462.99 and 131,748.72
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Solution
The fourth proportional to 401,656.14, 602,462.99 and 131,748.72 is: 197,616.12
Step by Step Solution
- Step 1: Write the proportion equation
401,656.14 : 602,462.99 = 131,748.72 : x - Step 2: Convert to fraction form
401,656.14/602,462.99 = 131,748.72/x - Step 3: Cross multiply
401,656.14x = 602,462.99 × 131,748.72 - Step 4: Simplify right side
401,656.14x = 79,373,727,121.13 - Step 5: Solve for x
x = 79,373,727,121.13/401,656.14 - Step 6: Final answer
x = 197,616.12
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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.