Finding the Fourth Proportional to 432,227.35, 596,481.40 and 238,657.80
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Solution
The fourth proportional to 432,227.35, 596,481.40 and 238,657.80 is: 329,351.99
Step by Step Solution
- Step 1: Write the proportion equation
432,227.35 : 596,481.40 = 238,657.80 : x - Step 2: Convert to fraction form
432,227.35/596,481.40 = 238,657.80/x - Step 3: Cross multiply
432,227.35x = 596,481.40 × 238,657.80 - Step 4: Simplify right side
432,227.35x = 142,354,938,664.92 - Step 5: Solve for x
x = 142,354,938,664.92/432,227.35 - Step 6: Final answer
x = 329,351.99
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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.