Finding the Fourth Proportional to 333,918.09, 460,876.57 and 307,017.99
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Solution
The fourth proportional to 333,918.09, 460,876.57 and 307,017.99 is: 423,748.82
Step by Step Solution
- Step 1: Write the proportion equation
333,918.09 : 460,876.57 = 307,017.99 : x - Step 2: Convert to fraction form
333,918.09/460,876.57 = 307,017.99/x - Step 3: Cross multiply
333,918.09x = 460,876.57 × 307,017.99 - Step 4: Simplify right side
333,918.09x = 141,497,398,159.49 - Step 5: Solve for x
x = 141,497,398,159.49/333,918.09 - Step 6: Final answer
x = 423,748.82
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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.