Finding the Fourth Proportional to 452,253.84, 678,380.04 and 352,488.84
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Solution
The fourth proportional to 452,253.84, 678,380.04 and 352,488.84 is: 528,732.70
Step by Step Solution
- Step 1: Write the proportion equation
452,253.84 : 678,380.04 = 352,488.84 : x - Step 2: Convert to fraction form
452,253.84/678,380.04 = 352,488.84/x - Step 3: Cross multiply
452,253.84x = 678,380.04 × 352,488.84 - Step 4: Simplify right side
452,253.84x = 239,121,393,378.75 - Step 5: Solve for x
x = 239,121,393,378.75/452,253.84 - Step 6: Final answer
x = 528,732.70
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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.