Finding the Fourth Proportional to 195,320.40, 292,980.60 and 193,246.80
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Solution
The fourth proportional to 195,320.40, 292,980.60 and 193,246.80 is: 289,870.20
Step by Step Solution
- Step 1: Write the proportion equation
195,320.40 : 292,980.60 = 193,246.80 : x - Step 2: Convert to fraction form
195,320.40/292,980.60 = 193,246.80/x - Step 3: Cross multiply
195,320.40x = 292,980.60 × 193,246.80 - Step 4: Simplify right side
195,320.40x = 56,617,563,412.08 - Step 5: Solve for x
x = 56,617,563,412.08/195,320.40 - Step 6: Final answer
x = 289,870.20
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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.