Finding the Fourth Proportional to 447,771.05, 671,655.06 and 181,530.94
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Solution
The fourth proportional to 447,771.05, 671,655.06 and 181,530.94 is: 272,295.79
Step by Step Solution
- Step 1: Write the proportion equation
447,771.05 : 671,655.06 = 181,530.94 : x - Step 2: Convert to fraction form
447,771.05/671,655.06 = 181,530.94/x - Step 3: Cross multiply
447,771.05x = 671,655.06 × 181,530.94 - Step 4: Simplify right side
447,771.05x = 121,926,172,718.42 - Step 5: Solve for x
x = 121,926,172,718.42/447,771.05 - Step 6: Final answer
x = 272,295.79
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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.