Finding the Fourth Proportional to 333,916.09, 460,873.81 and 307,015.99
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Solution
The fourth proportional to 333,916.09, 460,873.81 and 307,015.99 is: 423,746.07
Step by Step Solution
- Step 1: Write the proportion equation
333,916.09 : 460,873.81 = 307,015.99 : x - Step 2: Convert to fraction form
333,916.09/460,873.81 = 307,015.99/x - Step 3: Cross multiply
333,916.09x = 460,873.81 × 307,015.99 - Step 4: Simplify right side
333,916.09x = 141,495,628,273.81 - Step 5: Solve for x
x = 141,495,628,273.81/333,916.09 - Step 6: Final answer
x = 423,746.07
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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.