Finding the Fourth Proportional to 484,107.36, 724,741.53 and 339,512.02
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Solution
The fourth proportional to 484,107.36, 724,741.53 and 339,512.02 is: 508,272.51
Step by Step Solution
- Step 1: Write the proportion equation
484,107.36 : 724,741.53 = 339,512.02 : x - Step 2: Convert to fraction form
484,107.36/724,741.53 = 339,512.02/x - Step 3: Cross multiply
484,107.36x = 724,741.53 × 339,512.02 - Step 4: Simplify right side
484,107.36x = 246,058,460,828.19 - Step 5: Solve for x
x = 246,058,460,828.19/484,107.36 - Step 6: Final answer
x = 508,272.51
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.