Finding the Fourth Proportional to 239,544.36, 330,557.67 and 148,898.00
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Solution
The fourth proportional to 239,544.36, 330,557.67 and 148,898.00 is: 205,470.82
Step by Step Solution
- Step 1: Write the proportion equation
239,544.36 : 330,557.67 = 148,898.00 : x - Step 2: Convert to fraction form
239,544.36/330,557.67 = 148,898.00/x - Step 3: Cross multiply
239,544.36x = 330,557.67 × 148,898.00 - Step 4: Simplify right side
239,544.36x = 49,219,376,774.05 - Step 5: Solve for x
x = 49,219,376,774.05/239,544.36 - Step 6: Final answer
x = 205,470.82
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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.