Finding the Fourth Proportional to 377,930.86, 521,544.54 and 208,164.99
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Solution
The fourth proportional to 377,930.86, 521,544.54 and 208,164.99 is: 287,267.66
Step by Step Solution
- Step 1: Write the proportion equation
377,930.86 : 521,544.54 = 208,164.99 : x - Step 2: Convert to fraction form
377,930.86/521,544.54 = 208,164.99/x - Step 3: Cross multiply
377,930.86x = 521,544.54 × 208,164.99 - Step 4: Simplify right side
377,930.86x = 108,567,313,953.66 - Step 5: Solve for x
x = 108,567,313,953.66/377,930.86 - Step 6: Final answer
x = 287,267.66
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.