Finding the Fourth Proportional to 468,869.80, 703,392.36 and 153,343.84
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Solution
The fourth proportional to 468,869.80, 703,392.36 and 153,343.84 is: 230,044.43
Step by Step Solution
- Step 1: Write the proportion equation
468,869.80 : 703,392.36 = 153,343.84 : x - Step 2: Convert to fraction form
468,869.80/703,392.36 = 153,343.84/x - Step 3: Cross multiply
468,869.80x = 703,392.36 × 153,343.84 - Step 4: Simplify right side
468,869.80x = 107,860,885,509.06 - Step 5: Solve for x
x = 107,860,885,509.06/468,869.80 - Step 6: Final answer
x = 230,044.43
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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.