Finding the Fourth Proportional to 888,905.80, 1,333,358.70 and 652,709.80
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Solution
The fourth proportional to 888,905.80, 1,333,358.70 and 652,709.80 is: 979,064.70
Step by Step Solution
- Step 1: Write the proportion equation
888,905.80 : 1,333,358.70 = 652,709.80 : x - Step 2: Convert to fraction form
888,905.80/1,333,358.70 = 652,709.80/x - Step 3: Cross multiply
888,905.80x = 1,333,358.70 × 652,709.80 - Step 4: Simplify right side
888,905.80x = 870,296,290,405.26 - Step 5: Solve for x
x = 870,296,290,405.26/888,905.80 - Step 6: Final answer
x = 979,064.70
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1.5x scale
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.