Finding the Fourth Proportional to 452,580.84, 678,958.74 and 153,110.07
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Solution
The fourth proportional to 452,580.84, 678,958.74 and 153,110.07 is: 229,694.70
Step by Step Solution
- Step 1: Write the proportion equation
452,580.84 : 678,958.74 = 153,110.07 : x - Step 2: Convert to fraction form
452,580.84/678,958.74 = 153,110.07/x - Step 3: Cross multiply
452,580.84x = 678,958.74 × 153,110.07 - Step 4: Simplify right side
452,580.84x = 103,955,420,208.51 - Step 5: Solve for x
x = 103,955,420,208.51/452,580.84 - Step 6: Final answer
x = 229,694.70
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.