Finding the Fourth Proportional to 412,347.99, 569,076.45 and 240,257.01
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Solution
The fourth proportional to 412,347.99, 569,076.45 and 240,257.01 is: 331,575.78
Step by Step Solution
- Step 1: Write the proportion equation
412,347.99 : 569,076.45 = 240,257.01 : x - Step 2: Convert to fraction form
412,347.99/569,076.45 = 240,257.01/x - Step 3: Cross multiply
412,347.99x = 569,076.45 × 240,257.01 - Step 4: Simplify right side
412,347.99x = 136,724,606,338.41 - Step 5: Solve for x
x = 136,724,606,338.41/412,347.99 - Step 6: Final answer
x = 331,575.78
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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.