Finding the Fourth Proportional to 329,854.13, 455,241.57 and 184,715.17
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Solution
The fourth proportional to 329,854.13, 455,241.57 and 184,715.17 is: 254,930.94
Step by Step Solution
- Step 1: Write the proportion equation
329,854.13 : 455,241.57 = 184,715.17 : x - Step 2: Convert to fraction form
329,854.13/455,241.57 = 184,715.17/x - Step 3: Cross multiply
329,854.13x = 455,241.57 × 184,715.17 - Step 4: Simplify right side
329,854.13x = 84,090,021,717.41 - Step 5: Solve for x
x = 84,090,021,717.41/329,854.13 - Step 6: Final answer
x = 254,930.94
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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.