Finding the Fourth Proportional to 447,663.83, 671,046.57 and 207,945.99
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Solution
The fourth proportional to 447,663.83, 671,046.57 and 207,945.99 is: 311,710.34
Step by Step Solution
- Step 1: Write the proportion equation
447,663.83 : 671,046.57 = 207,945.99 : x - Step 2: Convert to fraction form
447,663.83/671,046.57 = 207,945.99/x - Step 3: Cross multiply
447,663.83x = 671,046.57 × 207,945.99 - Step 4: Simplify right side
447,663.83x = 139,541,443,334.75 - Step 5: Solve for x
x = 139,541,443,334.75/447,663.83 - Step 6: Final answer
x = 311,710.34
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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.