Finding the Fourth Proportional to 888,913.80, 1,333,370.70 and 652,717.80
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Solution
The fourth proportional to 888,913.80, 1,333,370.70 and 652,717.80 is: 979,076.70
Step by Step Solution
- Step 1: Write the proportion equation
888,913.80 : 1,333,370.70 = 652,717.80 : x - Step 2: Convert to fraction form
888,913.80/1,333,370.70 = 652,717.80/x - Step 3: Cross multiply
888,913.80x = 1,333,370.70 × 652,717.80 - Step 4: Simplify right side
888,913.80x = 870,314,789,888.46 - Step 5: Solve for x
x = 870,314,789,888.46/888,913.80 - Step 6: Final answer
x = 979,076.70
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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.