Finding the Fourth Proportional to 284,317.64, 392,038.47 and 232,472.99
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Solution
The fourth proportional to 284,317.64, 392,038.47 and 232,472.99 is: 320,551.18
Step by Step Solution
- Step 1: Write the proportion equation
284,317.64 : 392,038.47 = 232,472.99 : x - Step 2: Convert to fraction form
284,317.64/392,038.47 = 232,472.99/x - Step 3: Cross multiply
284,317.64x = 392,038.47 × 232,472.99 - Step 4: Simplify right side
284,317.64x = 91,138,353,355.73 - Step 5: Solve for x
x = 91,138,353,355.73/284,317.64 - Step 6: Final answer
x = 320,551.18
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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.