Finding the Fourth Proportional to 671,348.05, 926,484.76 and 365,409.65
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Solution
The fourth proportional to 671,348.05, 926,484.76 and 365,409.65 is: 504,278.62
Step by Step Solution
- Step 1: Write the proportion equation
671,348.05 : 926,484.76 = 365,409.65 : x - Step 2: Convert to fraction form
671,348.05/926,484.76 = 365,409.65/x - Step 3: Cross multiply
671,348.05x = 926,484.76 × 365,409.65 - Step 4: Simplify right side
671,348.05x = 338,546,468,415.72 - Step 5: Solve for x
x = 338,546,468,415.72/671,348.05 - Step 6: Final answer
x = 504,278.62
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.