Finding the Fourth Proportional to 589,903.80, 884,855.70 and 146,671.80
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Solution
The fourth proportional to 589,903.80, 884,855.70 and 146,671.80 is: 220,007.70
Step by Step Solution
- Step 1: Write the proportion equation
589,903.80 : 884,855.70 = 146,671.80 : x - Step 2: Convert to fraction form
589,903.80/884,855.70 = 146,671.80/x - Step 3: Cross multiply
589,903.80x = 884,855.70 × 146,671.80 - Step 4: Simplify right side
589,903.80x = 129,783,378,259.26 - Step 5: Solve for x
x = 129,783,378,259.26/589,903.80 - Step 6: Final answer
x = 220,007.70
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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.